Although the DRZ-400 is a very versatile machine, the stock gearing does not allow riders to take full advantage of the bike's potential. Lews Fishing SuperDuty G Speed Spool LFS Series Baitcast Fishing Reel SDG1XH,. Super Max 3 Speed Gear Ratios. also installing steeda triax quick. 47) reduction. The gear ratio is 1. Focusing on tons of volvo penta transmission in stock on the internet. 07 rear end gear = 3670 ft-lb. 41:1 So, you cold experiment with bumping the gear down at highway speeds to see what rpm different ratios would result in. Gears are expensive and hard to get to, so we are all motivated to get the right transmission and final drive gear ratios in the car the first time. Yukon Duragrip Posi Pkg Gm 8. Largest Main Shaft in the Industry. 42 ratio is not only a better choice but one that we deem to be necessary. 31:1 Gear Ratio-bigfoot. I found different opinions on where the power was, how it was calculated, and even preceived. For over 20 years we have successfully exported world wide. The entire locking process occurs in less than 1 second. Save yourself the headache and let us figure out your ring-and-pinion gear ratio! Select the value you want to solve for. 2-v 1 2-valves 1 2v 1 8 pole stator 1 8 pulse stator 1 10 x 20 dowel pins 1 10mm dowel pins 1 10mm x 20mm dowel pins 1 10mmx20mm dowel pins 1 10x20mm dowel pins 1 12k rpm valve springs 1 12k valve springs 1 12mm gy6 oil cooler 1 12mm gy6b oil cooler 1 12mm universal oil cooler 1 20mm dowel pins 1 20mm engine guide pins 1 22 link oil chain 1 45. It was a moderate trail but afterward I got to thinking about my diff gear ratios, front locking options, tires sizes and lift heights. KHK Stock Gears for Sale. Graph RPM vs. Heavier roller weights need lower RPMs to begin changing gear ratios. hoca performance gear set (18*46) for chinese scooters with 50cc qmb139 motors for chinese scooters with 50cc qmb139 motors. 8 in ring gear. 90 gears Just past 4 rotations = 4. im thinking the term "effective ratio" is the effect the tire size has on your final ratio. The center gear was poorly attached to a stock center gear. 7L 350 just wondering if anybody knows the axles gear ratio my truck has, its stock gears and ratio, can't really find it anywhere, i thought i saw somewhere that said 3. "Taida 232cc Parts" this has all the major components to assemble a complete GY6 232cc motor. (And yet, the stock gears on the mountain bike were not low enough for serious climbing in the Santa Monica Mountains. On Stock Hd1000 Gear Ratio 5. RZN171L-CRPDKAB with factory 31s/265s should be 4. KastKing Kodiak Saltwater Spinning Reel Full Metal Body 18KG Drag Boat Fishing Reel with 11 BBs 5. 42 is you axle ratio, your trans will also play a role in your final ratio. All new gear ratios will be Ring Gear 4. After searching and talking to the people I came upon the understanding that nothing seemed to match. Considering making modifications to your Jeep? Whether it is changing an axle or going with different tires this chart is helpful in finding the right Tire Size to Gear Ratio that you need to achieve the optimal performance for your particular application. Does anyone know the stock gears ratio for a 1997 dodge 1500 sport? The previous owner put a chrome diff cover on it and didn't put the i. For instance, the manual rolling mill has a 4: 1 gear ratio, meaning that you rotate the handle four times to turn the gear powering the rollers once. " You can tell if yo have a full floater because the pumkin is real low to the ground and it has a shaft looking thing coming out where the RIM is. I have previously checked my speedo with a GPS. 56 gears & 27" tires and I crossed the traps at 6100-6500rpm. 5500 is not the best; at any vehicle speed, the engine would put out more torque but the transmission will have a less advantageous gear ratio, so you get a net loss of force to the tires. 25:1 Get the most out of your big bore kit, with increased top speed and a more usable rev range performance. Exact center distance in inches b. Special Ratio Gearing: Mustard Yellow. With this axle the gear ratios were 3. 2:1 • Drag power 4kgs • Line capacity PE 4/70 (0. The 3 series carriers could accomodate gears from 3. Installation in K24 transmission requires alternate OE bearings. 73 and that 4th is probably 1:1. Primary is the CVT, so on a G9 13. Grainger carries a large selection of gears to help transmit motion and power between parallel shafts smoothly and quietly. 00 – T55-speed 4. Determine your engine’s RPM based on the transmission gear ratio, tire height, MPH and the ratio of your ring gear and pinion gear. Hope this helps you. Ratios: 1st - 2. If you had 3. Solve for your Transmission Ratio. 7L 350 just wondering if anybody knows the axles gear ratio my truck has, its stock gears and ratio, can't really find it anywhere, i thought i saw somewhere that said 3. It is a very important issue in terms of both highway and off road performance. But you can have either gear without a tow package, it depends what the factory put in. re: 4t65e-hd gear ratios? Okay, the car is a 1996 Oldsmobile Cutlass Supreme with a 1999 Buick Regal engine(3800 SC) and the wiring harness is a 1998 Buick Park Ave-to original firewall-to 1998 Pontiac Grand Prix GTP PCM. Revise Search: All Models > 50 HP Bigfoot (4-Stroke) > 0G760300 - 0T178499 (USA) > Gearhousing, Propeller Shaft - 2. I have been told that the final drive on the 6 speed tranny is the same as the 5 speed tranny1 to 1. 5TFHY5F14LX870449. 73 is not worth the money for the performance. Apply P = F * V or P = T * RPM to prove this. Close Ratio Gear Set for K-Series transmissions. 69 According to the chart at 1. It was a moderate trail but afterward I got to thinking about my diff gear ratios, front locking options, tires sizes and lift heights. gear ratio - Buy this stock illustration and explore similar illustrations. 5 Ring Gear Size 3. Car audio systems can be customized for many different cars. AMAT stock hit a 52-week high of $57. Performance Gear Sets for 20% increase in top speed. I believe numbers you are getting for the gears from the website are gear tooth count. Note: The gear ratios in the 3. Gear ratios are computed by simply dividing the number of teeth on your spur gear ( larger gear) by the number of teeth on your pinion gear (smaller gear). Club Car DS High Speed Gear Set (Fits 1988-1996) High Speed Gear Set with 8:1 ratio (Stock 12:1). What is the best gear ratio for a stock 351W with I believe its called an FMX 3 speed auto trans to have great low end power and be able to cruise on the highway with no issue. 575" fits gas golf carts. 1966 Mustang Rear Gear ratio??? Alright guys, i have a 1966 200ci mustang with a t5 (2. Stock pulleys don't use its full potential on giving a good gear ratio because of the pulley design it self. This movement of the cam side gear pushes the thrust block which compresses the right-hand side gear clutch pack. The deeper gears also help to compensate for increased wind resistance, heavier tires and wheels, and the weight of any accessories. Rather than change that to something closer to a 4. I want to avoid last second shifts near the traps that will hurt my ET. Chevy 1500 p/u 4wd 88-89 10 Bolt Cover 8. Stock Repair. Support will not be available until the next business day and shipments may be delayed or experience carrier service disruptions during this time. Your ratios are the MT82, which is why I ended up with 3. To use the Optimal Axle ratio calculator, enter the tire size you are running, and your Estimated/Desired RPM through the trap in the Redline (RPM) field, then press Calculate, there will then be a pop-up requesting your Estimated 1/4 mile MPH, enter that and your Optimal Axle Ratio will display in the Axle Ratio field. The following table lists the main features for easy selection. Please help, im a newbie. You can change tire dimensions to calculate the effect on top speed and gearing. Cusco Final Gear sets coupled with the close-box will match more gears to more raceways. Ford called it a 2. 57 r/p with a 2. He recommended changing 1st gear from the stock ratio of 3. By multiplying these three ratios you come up with a 2. The ratio spread can also be constructed using puts. • Use the gears in different combinations front and rear to reduce torque twist in the rear and overdrive the front axle to help pull you through climbs easier • The heavy duty gear set offers improved gear mesh reducing slop in the drive train • Spiral cut gears offer increased gear tooth contact and run quieter. Always check your motor every few minutes to see if it is getting too hot. This gear ratios is for 150cc and 125cc GY6 4-stroke engines commonly found on Full-Size Street Scooters and Off-Road Vehicles. Matching gearing to the engine and transmission (plus the tire diameter) is a delicate dance. This info is straight out of the 1998 Ford Service manual I have. 304 4th - 1. 56 x 336 = 99,590 / 26 = 3,830). 13 or even 5. Performance Gear Sets in a wide variety of prepackaged gear ratios for 150cc and 125cc GY6 4-stroke engines commonly found on Full-Size Street Scooters and Off-Road Vehicles. R/T Gear ratios If this is your first visit, be sure to check out the FAQ by clicking the link above. Just as the name suggests, stock gears are defined as gears which are always stocked. But if you want better acceleration (or more top speed), there is an easier solution to your problem: Change your final drive ratio. Fits American Sportworks Go Kart Model # 6150, 6151 & 7150. +35% Gear Ratio for increased top speed. If you have a higer gear ratio, then your highway rpms will be higher. Optional Ratio Gear Sets. For instance, the manual rolling mill has a 4: 1 gear ratio, meaning that you rotate the handle four times to turn the gear powering the rollers once. This gear ratios is for 150cc and 125cc GY6 4-stroke engines commonly found on Full-Size Street Scooters and Off-Road Vehicles. Please enter your desired user name, your email address and other required details in the form below. On my Zuma I installed a Malossi Upgear Kit: Ratio 16/40 (20%) and I'm good with that. You don't understand it. 79 NP4354-speed 4. Gear Ratio Calculator, calculates ratios with gears and tire sizes, Can take input in both imperial and metric formats. For instance, consider a transmission with an epicyclic gear set to 1:−1 gear ratio; a 1:1 reverse gear. 41 2/73 etc. 73 awhile back so i thought it was 3. But 3rd gear in the close ratio gear set is spaced a little more evenly between 2nd and 4th gear. For over 20 years we have successfully exported world wide. I found different opinions on where the power was, how it was calculated, and even preceived. 2:1 Gear Ratio 4 out of 5 based on 10 customer ratings ( 10 customer reviews ). Lighter roller weights = faster take-off acceleration, lower top speed. It is a very important issue in terms of both highway and off road performance. This will NOT work for the LM200 or R-150. As a rule of thumb you can expect to lose about 3. Use our simple Gear Ratio Calculator to quickly find the correct gear ratio for your ring and pinion gear set. You can't tell me that 3. Calculating Piaggio gearup ratios. O yeah I have heard that uping the gear ratio will give me more noticable torque and might decrease my gas mileage. A commonly overlooked component of a vehicle’s drivetrain that has a large effect on fuel economy is rear end gearing. The combination of the fixed ratio of the epicyclic gear with a specific matching ratio in the CVT side results in zero output. The fourth and final digit, "2" denotes the number of pinions of the rear diff and whether the rear diff is an open or LSD type. 42 is you axle ratio, your trans will also play a role in your final ratio. 47;1 ratio wasn't a 6. One great application of this pack is the ability to create compact gearboxes by placing your motors side by side!. The internal transmission ratios of first through fifth gears are also typically changed on a direct drive six-speed so that the first five gears retain the same overall ratios that they have in a stock five-speed but with a higher sixth gear, which is direct driven instead of overdriven. 92 turns of the drive shaft, or pinion gear, the wheels will turn one time. This list is for finding the factory axle ratio in North American (US and Canada) 89-98 Trackicks, based on year, body style, engine and tranny combo. 88 reduction. › See more product details PillPack—An Amazon Company. After 82" they introduced the 14bolt SF. The stock ratio is 3. 00 – SM4204-speed 7. 1 Ratio cruising speed it gives the over all performance but where my speed and RPM's land is in the area of a 4. Re: Gear ratio when you are running highway speed at 1 to 1 final drive you are about as close to the sweet spot as you can hope for, if like most, your 258 torque peek is 2500-3000. Anyone have any experience with these gears and/or ratios? Is it a wise thing or are stock ratios best?. 10 will be the most you can realistically go. 55 gears, and aut0 cars had 3. 2017 Mustang gear ratio 3. Gears need to be matched in a 4x4 between the two axles, but there is a slight bit of room for err there. J30 final drive ratio 3. 394 for Gen 2 Gear 1 - 2. Buy MMG High-Performance Racing Variator Kit for Chinese Scooter Moped ATV 4-Stroke GY6 50cc 80cc 100cc 139QMB 139QMA Engine Front Clutch: Complete Clutch Sets - Amazon. It is a very important issue in terms of both highway and off road performance. 409, the mph was 63. AMAT stock hit a 52-week high of $57. Now I dont do any rock crawling so if I go with the 4. From 73' to 82' all 3/4tons and 1tons came with a 14bolt FF 10. 79 NP4354-speed 4. 83 AN-Aisin5-speed 9. Thanks for the response. 3:1 Spinning Reel Fishing Reel , Find Complete Details about On Stock Hd1000 Gear Ratio 5. 55 axle ratio(4. 31 gear ratio in my ‘17 Mustang. Plus whatever your cost for parts is. 90:1 gears in my '55. New to all of this and would like to know where to start on gear ratio. yes the chain cover still fits. Gear ratio is a 49/17T, which is 2. On the rear axle there should be white tag listing the gear ratio, the front will be the same. But you can have either gear without a tow package, it depends what the factory put in. If you click the button Accept cook. We are principally engaged in the exploration, mining and marketing of thermal coal sourced from our coal mining concession areas covering 42,904 hectares in South and Central Kalimantan, Jambi (a province in Sumatra) and South Sumatra Basin, Indonesia, via our 66. 23 to one, 3. We’ve assembled a variety of manual gear ratio charts for General. It all depends on the motor if it can pull the taller gears. When we are talking about these ratios in numbers, we commonly will say 3. NCY Transmission Gear Set for GY6 transmission 7. 10:1, unless 27 inch or larger tires are installed. The gears dont' interchange. You can mark the driveshaft to help you count. I find myself looking up gear ratios for Subaru Models a lot, so I figured I'd post it here as a reference for everyone! I got this information on NASIOC posted by the user North Ursalia. He does have to use OEM gears. 2:1 6/90, Lews Custom Speed Spin 6. 9998% owned subsidiary, PT Golden Energy Mines Tbk. Plugs into wiring harness and electric choke. Make the wrong choice and your Jeep will become zero fun to drive. But you can have either gear without a tow package, it depends what the factory put in. 5 through 5, and are offered in a large variety of modules, numbers of teeth, materials and styles. Transmission Gear Ratio Equation and Calculator Mechanics and Machines Calculations Menu The following equations and calculators will estimate the resultant vehicle speed at a known engine rpm for a manual transmission with up to six forward gears. The kit features a set of Ford Performance 3. We've seen XJs on 37-inch tires run the stock gear ratios, but it was struggling to turn to those big tires. 10 gears than it did with 3. J30 final drive ratio 3. 08 Ratio Gear Set Master. 73 gear the auto tranny would downshift at a high enough RPM to violate noise ordinances. 99 Motive Gear Performance Gear Set, 3-Series Carrier, GM 8. Please state: 1. Description Description- These durable (but affordable!) gearbox motors (also known as 'TT' motors) are an easy, low-cost way to get your projects moving. 08 to the 3. 1966 Mustang Rear Gear ratio??? Alright guys, i have a 1966 200ci mustang with a t5 (2. Leading provider of high performance automatic transmissions, torque converters and drivetrain components for race, street/strip, hot rod, street rod and towing. You may have to register before you can post: click the register link above to proceed. Performance Gear Sets in a wide variety of prepackaged gear ratios for 150cc and 125cc GY6 4-stroke engines commonly found on Full-Size Street Scooters and Off-Road Vehicles. 92 turns of the drive shaft, or pinion gear, the wheels will turn one time. Yukon Duragrip Posi Pkg Gm 8. The unit has a 2. GY6 50cc CrankShaft (246mm total length, 16 tooth oil pump gear) $58: GY6 50cc Piston Rebuilt Kit $35 : Znen 50cc Piston Kit (fits only the Znen brand of Mopeds) $35: GY6 50cc Motor Stock CDI $14: GY6 50cc Engine Starter Gear $30: GY6 50cc Koso HP Pulley $40. 90 gear ratio and the earlier MGA with 15″ wheels had a lower gear ratio. In general, that accounts for 90% of Chinese 4-stroke models. The small ring was replaced by one with 22 teeth. Kart was set up for asphalt and currently has 19 tooth clutch and 56 axle sprocket. 99 Motive Gear Performance Gear Set, 3-Series Carrier, GM 8. EVINRUDE / JOHNSON OUTBOARDS (Direct injection / 4 stroke) HP/Model. 5L V8 turbo diesel VDJ 70 series Landcruiser (and HDJ78 HDJ79 4. Note: Data may not be 100% accurate. Do a search on this site as the codes and corresponding gear ratios were posted about a month ago (by me, but lost the link). Third gear in the close ratio gear set is a little "shorter" than stock so your engine will be revving a little more with the close ratio gear set when compared with the stock gear set for the same ground speed. It was a moderate trail but afterward I got to thinking about my diff gear ratios, front locking options, tires sizes and lift heights. When I purchased my car it was set up with 4. Compare to stock GY6 125/150cc+ transmission gear ratio set is 13x40 this upgear set is 16x36 = 2. The higher that number the better acceleration and higher RPMs at the same speed. The link to the Toyota website lets you compare tacoma specs, and it shows that my 09 4x4 2. Make the wrong choice and your Jeep will become zero fun to drive. 5 through 5, and are offered in a large variety of modules, numbers of teeth, materials and styles. The Company's capital position at September 30, 2019 was well in excess of regulatory requirements, including a total risk-based capital ratio of 13. Changing to a taller or shorter final drive ratio can customize your overall gear ratios, specific to your application. 136 Gear 5 - 1. 10s, then if you want highway rpms lower, then you could re-gear to 3. You may have to register before you can post: click the register link above to proceed. Unless driven gears with more than 45 teeth and / or drive gears with fewer than 15 teeth become available, it will be impossible without using a ratio adapter to have an accurate speedometer with rear end gear ratios lower (higher numerically) than 4. 4_SPEED_TRANNY GEAR/SHAFT_SET (READ_FITMENTS) temp out of stock 4S/GEAR/SHAFT/SET $59. We take the steps necessary to ensure our parts are dependable. Stock gear ratios will vary for a Jeep Cherokee depending upon the size of the motor. R/T Gear ratios If this is your first visit, be sure to check out the FAQ by clicking the link above. 73 to one, 3. As you increase the size of the tires you effectively raise your gear ratio. Give us a call at 800-216-1632 to get started. im thinking the term "effective ratio" is the effect the tire size has on your final ratio. From there on to '79 the 4th gear was 0. Unless driven gears with more than 45 teeth and / or drive gears with fewer than 15 teeth become available, it will be impossible without using a ratio adapter to have an accurate speedometer with rear end gear ratios lower (higher numerically) than 4. For any questions or observations regarding this tutorial please use the comment form below. 7:1 with more effort. Below are the speeds by gear, using stock height rear tire with stock rear gear ratio's for the given transmission, gear ratio to the far right. 90 gear ratio and the earlier MGA with 15″ wheels had a lower gear ratio. Tire specifications usually follow a three number format, such as 275/75R16, where 275 is the WIDTH of the tire tread in millimeters, 75 is the ASPECT (or percentage of tread width to yield the sidewall height),. 12 by your Jeeps tire diameter (Example:. Depending upon the production year, the Super T-10 transmission had varying gear ratios. BMW Gear Ratios. The last six times the stock was near a new high and had this low of an SVI at the same time, the shares were higher one month later five times. Yerf Dog Spiderbox GX150 Go Kart Parts from BMI Karts. For any questions or observations regarding this tutorial please use the comment form below. This close ratio 700R4 gear set will have a 11. I've been trying to look this up to verify that because it doesn't make any sense to me to make a 6 speed with the same final drive as the 5 speed unless you are looking to have more gears to pull or something. The more common 4-speed gearing used with the high-performance 409 was the well-known 4. When i changed the transfer case ratio back to the stock 1. The cookie settings on this website are set to 'allow all cookies' to give you the very best experience. In the book How To Hook N Launch, there is a method of using 1st gear ratio and differential gear ratio and car weight to determine the best starting line ratio. 56 gear ratio. Please see our Warranty & Returns Policy. Save yourself the headache and let us figure out your ring-and-pinion gear ratio! Select the value you want to solve for. 66 First gear ratio x 3. Switching your rear end gear ratio helps your gas mileage or improves your power!. 95 ratio heavy duty gear set. He does have to use OEM gears. 73 the 1st gear blocked by small pieceon top of the gear selector underneath the console lid. For use with all VW Sedan Transaxles; Doubles the strength of your stock spider gear section with the addition of two (2) spider gears without changing differential action. I just don't want to take off the rear diff cover. 27 transmission first gear ratio multiplies providing a 10. 55:1 gear ratio you find in most automatic XJ Cherokee's is perfect for the stock tire size or even a little bit larger. If you have a higer gear ratio, then your highway rpms will be higher. Stock Secondary is 15/52 (3. What we mean by this is that for every 3. 1 - 1 gear step down to the rear, so its diff ratio would be the same front and rear. One of the planetary gearsets from our transmission has a ring gear with 72 teeth and a sun gear with 30 teeth. Fast way to determine Gear Ratio and Speed. Replacing a Mustang's stock rear gears with a higher ratio will give you quicker acceleration, greatly improving your 60 foot times--depending on what ratio you choose; A ratio of 3. You may have to register before you can post: click the register link above to proceed. 9l inline 6 engine. The selection of cassettes is up to date as of February 2018 for Shimano, SRAM, SunRace and recent Campagnolo models. Do a search on this site as the codes and corresponding gear ratios were posted about a month ago (by me, but lost the link). Gear speed ratio indicates the force it takes to turn the output gear. 2 trucks usually have deeper lower ratio whci hs taller number ratio such as 3. Items may be different than pictured. This seems logical but is not quite as simple as it first seems because the exact ratio is complicated because whilst all gear kits will fit all Piaggio/ Gilera 50cc 2-stroke (except DNA) mopeds like Piaggio Zip for example have different standard ratios to other Piaggio. a) The capital letter which identifies this gear set is supposed to be stamped with the serial number of the transaxle on the outside of the case. 73 gears stock. The more common 4-speed gearing used with the high-performance 409 was the well-known 4. After putting in a 3. Versions fitted to the 18RG engines, which were Yamaha headed engines, were fitted with a 3. Comparing the 3. Re: Gear ratio when you are running highway speed at 1 to 1 final drive you are about as close to the sweet spot as you can hope for, if like most, your 258 torque peek is 2500-3000. This gear calculator will get you back to a ratio that's closer to your original. 2:1 • Drag power 4kgs • Line capacity PE 4/70 (0. Shop for Abu Garcia Silver Max Low Profile Reel LP 6. What is the stock gear ratio on 1990 Chevy Silverado 1500 4x4 with the 350 engine. Choosing which piece plays which role determines the gear ratio for the gearset. GY6 150 Race Gears - GY6 Final Drive Gear Set 16/38 for Top End Speed Great complaint for high top end when doing upgrades that add air and fuel. The belt position on both pulley is responsible for the gear ratio on a cvt transmission. 88 reduction. If you are up at 2100 RPM, you have the 3. commonly swapped into Series Land Rovers Pick the best combination of gear ratios to match your engine's power specs to how and where you wish to drive your Land Rover. • One way clutch system. The internal transmission ratios of first through fifth gears are also typically changed on a direct drive six-speed so that the first five gears retain the same overall ratios that they have in a stock five-speed but with a higher sixth gear, which is direct driven instead of overdriven. 00 – SM4204-speed 7. Drag Max RPM slider to adjust the range of the RPM and MPH Gauges. 16:1 - whereas the 4L60E's gear ratios are harder to work with, even with another rear axle ratio like 3. Enter the values on the left and press Compute, the gear calculator will take care of the rest. Definition: gear ratio n. Install gear set to finish upgrade for a very fast machine. 25 is most likely the best all aound ratio for street and highway. They allow you to engage in. 98 first gear ratio [3. Find Ratio In Stock Now. All possible gear ratios for your 4T65e - posted in Drivetrain: It wasn't even until pretty recently that I realized why some cars have odd ratios (like my Regal LS 3. This temperature test assumes that the model is close to factory stock weight and operates freely with no excessive friction, dragging, or binding. 91 with the A5, you'd be more in the 2. This calculation is used to match oversize tires with new ring and pinion gears to obtain the desired engine RPM at highway speed. For use with all VW Sedan Transaxles; Doubles the strength of your stock spider gear section with the addition of two (2) spider gears without changing differential action. Kenka, I will make this as easy as possible. KHK stock bevel gears are available in two types, spiral and straight tooth, in gear ratios of 1. I have been told that the final drive on the 6 speed tranny is the same as the 5 speed tranny1 to 1. Complete new Tremec OEM gear set of 1985 - 1993 Ford World Class T5 transmissions. CRF450R Wide Ratio Transmission - CRF's Only offers wide-ratio transmissions for the CRF450R. compare to stock gy6 125/150cc+ transmission gear ratio set is 13x40 this upgear set is 15x37 = 2. Changing the gear ratio can improve the car's performance, yield better engine rpm, make more efficient use of the engine's output and. Re: Rear End Gear Ratio 08-24-04 11:56 PM - Post# 501729 In response to Edispets I did a "Gear Charts For My 1965 GMC 2500" webpage, it also has some other info about figuring gears and hph with a link to a site you can just plug inyour numbers and get your speed. A higher gear ratio will help your quarter mile time. The picture is not accurate of the exact build this unit does not include backing plates as shown in the picture. When properly applied, worms and worm gears provide the smoothest, quietest form of gearing. • Aluminum spool. (16/40 being the "primary" gear set, or 16 teeth on the clutch shaft (input shaft), 40 teeth on the driven gear (the first driven gear, on the short shaft, that is a press-on). 95 first gear). That would be about the longest-legged I'd think of going with a 4 speed. Don't forget to Like, Share and Subscribe!. 56 rear end gears and gear kits for your 2005-2009 Mustang. But 3rd gear in the close ratio gear set is spaced a little more evenly between 2nd and 4th gear. The rider is turning the pedals at 40 rpm and the gear ratio is 3. Then, find those codes in the table below.