JT SPROCKETS
JT Sprockets Front and Rear Sprockets at JJ Motorsports
JT Sprockets, founded in 1985 by Chris Boyiantzeas in the UK as part of the Bike Alert group, is the world's leading manufacturer of aftermarket sprockets for motorcycles and ATVs. With production facilities in Thailand and distribution worldwide, JT combines cutting-edge technology and premium materials to produce over 12 million sprockets annually, focusing on performance, durability, and precision for riders of all levels.
At JJ Motorsports, we carry a robust selection of JT Sprockets products to optimize your drivetrain. For enhanced strength in demanding conditions, consider the Steel Rear Sprocket in Graphite with 48 Teeth or the larger 50-Tooth version. Riders looking for Suzuki-specific options can upgrade with the Rear Sprocket 44-Tooth for Suzuki, while Honda owners might prefer the Front Sprocket 17-Tooth for Honda. For a pop of color and lightweight performance, check out the Red Rear Sprocket 51-Tooth for Beta/Honda or the Blue Rear Sprocket 51-Tooth for Yamaha. Whether you're maintaining your bike or boosting efficiency, JT Sprockets offers compatible solutions for various models. Explore our inventory to find the right fit for your ride.
Key features of JT Sprockets products include computer-designed profiles for ultimate strength at minimum weight, high-grade C49 steel or 7075-T6 aviation-grade aluminum construction, rigorous testing to exceed OEM standards, and precise machining for optimal fit and reduced wear. Shop now and elevate your motorcycle's performance with JT Sprockets!
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- Qty in Cart
- Quantity
- Price
- Subtotal
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JT SPROCKETS Countershaft Sprocket - 13 Tooth - XR/CRF100 JTF274.13
JT SPROCKETS
$7.20A worn or damaged countershaft sprocket directly impacts your XR/CRF100's acceleration response and overall drivetrain efficiency. This OEM-compatible replacement restores precise power delivery to...12121962- SKU:
- 12121962
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$7.20 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Honda JTF278.14
JT SPROCKETS
$13.53A 14-tooth countershaft sprocket directly impacts your Honda's acceleration curve and throttle response. By running a smaller countershaft sprocket, you'll achieve quicker power delivery off the line...12121963- SKU:
- 12121963
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$13.53 -
JT SPROCKETS Countershaft Sprocket - 16 Tooth - Honda JTF281.16
JT SPROCKETS
$14.03A worn or stock countershaft sprocket directly impacts your Honda's acceleration, throttle response, and drivetrain reliability. The JT Sprockets 16-tooth countershaft sprocket delivers the precision...12121964- SKU:
- 12121964
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
$14.03 -
JT SPROCKETS Countershaft Sprocket - 13 Tooth - Honda JTF284.13
JT SPROCKETS
$12.58A 13-tooth countershaft sprocket directly improves your Honda's acceleration response and power delivery to the rear wheel by optimizing your primary gear ratio. If you're looking for sharper...12121965- SKU:
- 12121965
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$12.58 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Honda JTF284.14
JT SPROCKETS
$12.58A worn or incorrect countershaft sprocket directly impacts your Honda's acceleration, top-end performance, and chain longevity. This 14-tooth JT sprocket restores precise power delivery and handling...12121966- SKU:
- 12121966
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$12.58 -
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Honda JTF287.15
JT SPROCKETS
$14.30A worn or damaged countershaft sprocket directly compromises your engine's power delivery and overall drivetrain efficiency. This JT Sprockets 15-tooth countershaft sprocket restores precise gear...12121967- SKU:
- 12121967
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
$14.30 -
JT SPROCKETS Countershaft Sprocket - 15 Tooth - FT500 JTF289.15
JT SPROCKETS
$16.43A worn or damaged countershaft sprocket directly impacts power delivery and throttle response on your FT500. This JT Sprockets 15-tooth replacement restores crisp engagement and reliable gear...12121968- SKU:
- 12121968
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$16.43Qty in Cart: 0Quantity:Price:$16.43Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth JTF291.15
JT SPROCKETS
MSRP: $18.95Now: $14.00Was: $18.95A properly sized countershaft sprocket is critical for optimizing your motorcycle's acceleration profile and maintaining efficient power transfer from engine to wheel. The 15-tooth JT Sprockets...12121969- SKU:
- 12121969
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
MSRP: $18.95Now: $14.00Was: $18.95 -
JT SPROCKETS Countershaft Sprocket - 17 Tooth - Honda JTF291.17
JT SPROCKETS
$22.15A properly sized countershaft sprocket is critical for achieving your target gear ratios and maximizing acceleration or top-end performance depending on your setup. The JT Sprockets 17-tooth...12121970- SKU:
- 12121970
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
$22.15 -
JT SPROCKETS Countershaft Sprocket - 17 Tooth - BMW/Husqvarna JTF402.17
JT SPROCKETS
$18.70A worn or damaged countershaft sprocket directly impacts your BMW or Husqvarna's acceleration response and overall drivetrain efficiency. This OEM-equivalent JT Sprockets component restores precise...12121974- SKU:
- 12121974
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$18.70Qty in Cart: 0Quantity:Price:$18.70Subtotal: -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Kawasaki JTF418.14
JT SPROCKETS
$7.20A worn or damaged countershaft sprocket directly impacts your power delivery and throttle response—don't compromise your transmission's efficiency with inferior parts. JT Sprockets engineered this...12121975- SKU:
- 12121975
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$7.20Qty in Cart: 0Quantity:Price:$7.20Subtotal: -
JT SPROCKETS Countershaft Sprocket - 17 Tooth - Yamaha JTF424.17
JT SPROCKETS
$15.50A 17-tooth countershaft sprocket directly impacts your acceleration curve and top-end performance—smaller tooth counts pull harder off the line but sacrifice highway cruising. If you're looking to...12121979- SKU:
- 12121979
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$15.50 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Suzuki JTF431.14
JT SPROCKETS
$16.20A worn or damaged countershaft sprocket directly impacts your power delivery and clutch engagement, compromising both acceleration and shift quality. This JT Sprockets 14-tooth replacement restores...12121984- SKU:
- 12121984
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$16.20 -
JT SPROCKETS Countershaft Sprocket - 13 Tooth - Suzuki JTF432.13
JT SPROCKETS
$12.50A worn or damaged countershaft sprocket directly impacts your transmission's efficiency and acceleration response. This OEM-equivalent 13-tooth sprocket restores precise gear engagement and...12121985- SKU:
- 12121985
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$12.50 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Kawasaki/Suzuki JTF432.14
JT SPROCKETS
$12.50A worn or damaged countershaft sprocket directly impacts your power delivery and acceleration—compromising both race performance and reliability. This JT Sprockets 14-tooth countershaft sprocket...12121986- SKU:
- 12121986
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$12.50 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Suzuki JTF433.14
JT SPROCKETS
$11.30A worn or damaged countershaft sprocket directly impacts your transmission's efficiency and throttle response. The JT Sprockets 14-tooth countershaft sprocket delivers reliable power transfer with...12121987- SKU:
- 12121987
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$11.30 -
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Suzuki JTF433.15
JT SPROCKETS
$11.30A worn or damaged countershaft sprocket directly compromises your bike's power delivery and acceleration response. This OEM-specification JT sprocket restores precise gear engagement and maintains...12121988- SKU:
- 12121988
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$11.30 -
JT SPROCKETS Countershaft Sprocket - 16 Tooth - Suzuki JTF433.16
JT SPROCKETS
$12.78A worn or damaged countershaft sprocket directly impacts power delivery and throttle response in your Suzuki's transmission. This JT Sprockets 16-tooth replacement restores precise gear engagement...12121989- SKU:
- 12121989
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$12.78Qty in Cart: 0Quantity:Price:$12.78Subtotal: -
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Suzuki JTF437.15
JT SPROCKETS
$15.40A worn or damaged countershaft sprocket directly impacts your power delivery and acceleration consistency. This JT Sprockets 15-tooth countershaft sprocket restores precise engagement with your...12121991- SKU:
- 12121991
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
$15.40 -
On Sale
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Suzuki JTF440.14
JT SPROCKETS
MSRP: $13.95Now: $11.00Was: $13.95A 14-tooth countershaft sprocket directly impacts your Suzuki's acceleration and throttle response by altering your final drive ratio for quicker gear engagement. If you're looking to sharpen low-end...12121992- SKU:
- 12121992
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
MSRP: $13.95Now: $11.00Was: $13.95 -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Suzuki JTF440.15
JT SPROCKETS
MSRP: $14.95Now: $11.00Was: $14.95A worn or damaged countershaft sprocket directly impacts your drivetrain's efficiency and acceleration response. The JT SPROCKETS 15-tooth countershaft sprocket delivers precise engagement with your...12121993- SKU:
- 12121993
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
MSRP: $14.95Now: $11.00Was: $14.95 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Kawasaki JTF522.14
JT SPROCKETS
$29.43A worn or damaged countershaft sprocket will compromise your bike's acceleration, power delivery, and overall drivetrain reliability. This JT Sprockets 14-tooth countershaft sprocket is engineered to...12121996- SKU:
- 12121996
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
$29.43 -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Kawasaki JTF524.15
JT SPROCKETS
MSRP: $25.95Now: $20.00Was: $25.95A lower countershaft sprocket ratio drives harder acceleration and snappier throttle response—essential if you're looking to improve your Kawasaki's performance off the line. This 15-tooth design...12121999- SKU:
- 12121999
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
MSRP: $25.95Now: $20.00Was: $25.95 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Gas Gas/Yamaha JTF564.14
JT SPROCKETS
$10.23A properly sized countershaft sprocket is critical to optimizing your dirt bike's power delivery and acceleration characteristics. This JT Sprockets 14-tooth unit delivers the precise gear ratio you...12122001- SKU:
- 12122001
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$10.23 -
JT SPROCKETS Countershaft Sprocket - 13 Tooth - Kawasaki/Yamaha JTF565.13
JT SPROCKETS
$8.45A worn or damaged countershaft sprocket directly impacts your bike's power delivery, acceleration response, and overall drivetrain efficiency. The JT SPROCKETS 13-tooth countershaft sprocket restores...12122002- SKU:
- 12122002
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$8.45 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Kawasaki/Suzuki/Yamaha JTF565.14
JT SPROCKETS
$8.45Your countershaft sprocket directly impacts your bike's acceleration, top-end performance, and overall drivetrain reliability. A worn or damaged sprocket compromises power transfer to the rear wheel...12122003- SKU:
- 12122003
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$8.45 -
JT SPROCKETS Countershaft Sprocket - 18 Tooth - Yamaha JTF568.18
JT SPROCKETS
$17.03A properly sized countershaft sprocket is critical to your bike's acceleration curve and overall driveability. Stepping down to an 18-tooth configuration sharpens throttle response and pulls harder...12122005- SKU:
- 12122005
- Availability:
- Ships Same Business Day
- Weight:
- 0.78 LBS
$17.03 -
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Yamaha JTF571.15
JT SPROCKETS
$17.25A worn or damaged countershaft sprocket compromises your entire drivetrain's efficiency and can lead to costly chain wear and power loss. This JT Sprockets 15-tooth countershaft sprocket is...12122006- SKU:
- 12122006
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$17.25 -
On Sale
JT SPROCKETS Countershaft Sprocket - 16 Tooth - Yamaha JTF574.16
JT SPROCKETS
MSRP: $24.95Now: $19.00Was: $24.95A worn or damaged countershaft sprocket directly impacts your power delivery and overall drivetrain efficiency. This JT Sprockets 16-tooth replacement ensures precise engagement with your chain,...12122007- SKU:
- 12122007
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
MSRP: $24.95Now: $19.00Was: $24.95 -
JT SPROCKETS Countershaft Sprocket - 13 Tooth JTF575.13
JT SPROCKETS
$13.45A 13-tooth countershaft sprocket directly influences your acceleration curve and overall drivetrain efficiency. If you're chasing quicker throttle response and tighter gear ratios, this is a critical...12122008- SKU:
- 12122008
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$13.45Qty in Cart: 0Quantity:Price:$13.45Subtotal: -
JT SPROCKETS Countershaft Sprocket - 13 Tooth - Ducati JTF736.13
JT SPROCKETS
$25.60A properly sized countershaft sprocket is critical for achieving your target power delivery and acceleration characteristics. This JT Sprockets 13-tooth unit maintains the precision tolerances...12122009- SKU:
- 12122009
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$25.60 -
JT SPROCKETS Countershaft Sprocket - 12 Tooth - Husqvarna JTF823.12
JT SPROCKETS
$14.50A worn or damaged countershaft sprocket compromises your Husqvarna's power delivery and creates chain wear that cascades into expensive drivetrain repairs. This JT Sprockets 12-tooth replacement...12122011- SKU:
- 12122011
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$14.50 -
JT SPROCKETS Rear Sprocket - 42 Tooth - KTM JTR890.42ZBK
JT SPROCKETS
$24.38A worn or mismatched rear sprocket directly impacts your KTM's acceleration, top-end speed, and overall drivetrain efficiency. This JT 42-tooth sprocket delivers the precision engineering and...12101708- SKU:
- 12101708
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
$24.38 -
JT SPROCKETS Rear Sprocket - 46 Tooth - Yamaha JTR251.46
JT SPROCKETS
$29.78A properly sized rear sprocket is critical for optimizing your Yamaha's power delivery and acceleration characteristics. The JT Sprockets 46-tooth rear sprocket delivers the durability and precision...12102408- SKU:
- 12102408
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
$29.78 -
JT SPROCKETS Countershaft Sprocket - 14 Tooth JTF1443.14SC
JT SPROCKETS
$18.38A properly sized countershaft sprocket is critical to achieving optimal gear ratios and power delivery in your drivetrain. This 14-tooth JT sprocket is computer-designed to deliver maximum strength...12120944- SKU:
- 12120944
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$18.38Qty in Cart: 0Quantity:Price:$18.38Subtotal: -
JT SPROCKETS Countershaft Sprocket - 16 Tooth - KLR 650 JTF511.16RB
JT SPROCKETS
$20.00A worn or damaged countershaft sprocket compromises power delivery and accelerates wear across your entire drivetrain. This JT Sprockets 16-tooth replacement restores precise engagement with your...12102757- SKU:
- 12102757
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$20.00 -
JT SPROCKETS Countershaft Sprocket - 18 Tooth - Triumph JTF1183.18RB
JT SPROCKETS
$16.58A quality countershaft sprocket is critical to reliable power delivery and shift consistency in your Triumph's drivetrain. This JT Sprockets 18-tooth unit delivers the precision engineering and...12122051- SKU:
- 12122051
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
$16.58 -
JT SPROCKETS Rear Sprocket - 40 Tooth - CRF300 JTR1301.40
JT SPROCKETS
$31.40A worn or mismatched rear sprocket directly impacts your CRF300's acceleration, top speed, and overall drivetrain efficiency. JT Sprockets' 40-tooth rear sprocket delivers the precise gear ratio your...12102766- SKU:
- 12102766
- Availability:
- Ships Same Business Day
- Weight:
- 1.16 LBS
$31.40 -
JT SPROCKETS Rear Sprocket - 42 Tooth - BMW JTR75.42
JT SPROCKETS
$35.58A worn or damaged rear sprocket directly compromises your BMW's acceleration, top-end performance, and overall drivetrain efficiency. The JT Sprockets 42-tooth rear sprocket restores precise power...12102768- SKU:
- 12102768
- Availability:
- Ships Same Business Day
- Weight:
- 1.58 LBS
$35.58 -
JT SPROCKETS Rear Sprocket - 43 Tooth - BMW JTR75.43
JT SPROCKETS
$35.58A worn or damaged rear sprocket directly impacts power delivery, acceleration, and overall drivetrain efficiency on your BMW. The JT Sprockets 43-tooth rear sprocket restores precise gear engagement...12102769- SKU:
- 12102769
- Availability:
- Ships Same Business Day
- Weight:
- 1.64 LBS
$35.58Qty in Cart: 0Quantity:Price:$35.58Subtotal:
