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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On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Husqvarna/KTM JTF1908.15
JT SPROCKETS
MSRP: $13.60Now: $12.10Was: $13.60Whether you're chasing lap times or maximizing everyday ride quality, your countershaft sprocket directly impacts acceleration response and engine efficiency. The JT Sprockets 15-tooth design...12121308- SKU:
- 12121308
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
MSRP: $13.60Now: $12.10Was: $13.60 -
On Sale
JT SPROCKETS Countershaft Sprocket - 16 Tooth - GSXR1000 JTF444.16
JT SPROCKETS
MSRP: $20.00Now: $17.80Was: $20.00The countershaft sprocket is a critical drivetrain component that directly affects your GSXR1000's acceleration response and power delivery. A worn or damaged sprocket degrades shift quality and can...12121313- SKU:
- 12121313
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
MSRP: $20.00Now: $17.80Was: $20.00 -
On Sale
JT SPROCKETS Countershaft Sprocket - 17 Tooth - GSXR1000 JTF444.17
JT SPROCKETS
MSRP: $20.00Now: $17.80Was: $20.00Your GSXR1000's power delivery hinges on precise sprocket engagement—worn or inferior countershaft sprockets introduce slack, missed shifts, and accelerated chain wear. The JT Sprockets 17-tooth...12121314- SKU:
- 12121314
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
MSRP: $20.00Now: $17.80Was: $20.00 -
On Sale
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Panigale JTF748.14
JT SPROCKETS
MSRP: $18.90Now: $16.82Was: $18.90A properly sized countershaft sprocket is critical for optimizing your Panigale's power delivery and maintaining reliable gear engagement under high-RPM racing conditions. This 14-tooth sprocket...12121318- SKU:
- 12121318
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
MSRP: $18.90Now: $16.82Was: $18.90 -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Ducati JTF749.15
JT SPROCKETS
MSRP: $22.68Now: $20.19Was: $22.68A lighter countershaft sprocket reduces rotational inertia and sharpens your Ducati's throttle response—critical for both track performance and street acceleration. The JT 15-tooth design maintains...12121320- SKU:
- 12121320
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
MSRP: $22.68Now: $20.19Was: $22.68Qty in Cart: 0Quantity:Price:MSRP: $22.68Now: $20.19Was: $22.68Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 17 Tooth - Kawasaki/Suzuki JTF565.17
JT SPROCKETS
MSRP: $11.88Now: $10.57Was: $11.88A worn or damaged countershaft sprocket directly compromises your bike's acceleration, throttle response, and overall drivetrain efficiency. The JT Sprockets 17-tooth countershaft sprocket is...12121321- SKU:
- 12121321
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
MSRP: $11.88Now: $10.57Was: $11.88 -
On Sale
JT SPROCKETS Countershaft Sprocket - 19 Tooth - Triumph JTF1180.19RB
JT SPROCKETS
MSRP: $19.40Now: $17.27Was: $19.40A worn or damaged countershaft sprocket directly impacts your Triumph's power delivery and acceleration response. This JT Sprockets 19-tooth replacement restores precise gear engagement and...12121551- SKU:
- 12121551
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
MSRP: $19.40Now: $17.27Was: $19.40Qty in Cart: 0Quantity:Price:MSRP: $19.40Now: $17.27Was: $19.40Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 13 Tooth - KX250F JTF1446.13
JT SPROCKETS
MSRP: $12.83Now: $11.42Was: $12.83A worn or damaged countershaft sprocket directly impacts throttle response, power delivery, and overall drivetrain efficiency on your KX250F. Upgrading to JT's precision-engineered 13-tooth...12121557- SKU:
- 12121557
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
MSRP: $12.83Now: $11.42Was: $12.83 -
On Sale
JT SPROCKETS Countershaft Sprocket - 16 Tooth - Ducati JTF749.16
JT SPROCKETS
MSRP: $22.68Now: $20.19Was: $22.68Your Ducati's acceleration and top-end performance depend on precise power delivery from the countershaft—and a worn or damaged sprocket kills both. This JT Sprockets 16-tooth countershaft sprocket...12121561- SKU:
- 12121561
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
MSRP: $22.68Now: $20.19Was: $22.68 -
On Sale
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Husqvarna/KTM JTF1908.14
JT SPROCKETS
MSRP: $13.60Now: $12.10Was: $13.60A worn or damaged countershaft sprocket kills power transfer efficiency and throws off your entire drivetrain geometry. The JT Sprockets 14-tooth countershaft sprocket restores precise engagement...12121571- SKU:
- 12121571
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
MSRP: $13.60Now: $12.10Was: $13.60 -
On Sale
JT SPROCKETS Countershaft Sprocket - 18 Tooth - Triumph JTF1184.18
JT SPROCKETS
MSRP: $16.58Now: $14.76Was: $16.58A worn or damaged countershaft sprocket directly impacts your Triumph's power delivery, throttle response, and overall drivetrain efficiency. This JT Sprockets replacement restores factory-spec...12121695- SKU:
- 12121695
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
MSRP: $16.58Now: $14.76Was: $16.58Qty in Cart: 0Quantity:Price:MSRP: $16.58Now: $14.76Was: $16.58Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Kawasaki JTF1537.14
JT SPROCKETS
MSRP: $18.83Now: $16.76Was: $18.83A worn or mismatched countershaft sprocket robs your Kawasaki of acceleration and throttle response. This JT Sprockets 14-tooth unit restores crisp power delivery and reduces strain on your...12121702- SKU:
- 12121702
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
MSRP: $18.83Now: $16.76Was: $18.83 -
On Sale
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Z125 JTF1540.14
JT SPROCKETS
MSRP: $7.20Now: $6.41Was: $7.20A worn or damaged countershaft sprocket directly impacts power delivery and acceleration response on your Z125. This JT Sprockets 14-tooth unit restores precise chain engagement and maintains the...12121703- SKU:
- 12121703
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
MSRP: $7.20Now: $6.41Was: $7.20 -
On Sale
JT SPROCKETS Countershaft Sprocket - 16 Tooth - Aprilia JTF709.16RB
JT SPROCKETS
MSRP: $21.60Now: $19.22Was: $21.60A countershaft sprocket is critical to your Aprilia's power delivery and acceleration characteristics—worn or damaged teeth directly compromise throttle response and shift consistency. JT Sprockets'...12121711- SKU:
- 12121711
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
MSRP: $21.60Now: $19.22Was: $21.60 -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Ducati JTF743.15RB
JT SPROCKETS
MSRP: $22.68Now: $20.19Was: $22.68A higher-revving countershaft sprocket transforms your Ducati's acceleration profile by reducing gear ratio—ideal if you're chasing quicker throttle response and mid-range punch on track or...12121712- SKU:
- 12121712
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
MSRP: $22.68Now: $20.19Was: $22.68 -
On Sale
JT SPROCKETS Countershaft Sprocket - 16 Tooth - Honda JTF313.16
JT SPROCKETS
MSRP: $22.33Now: $19.87Was: $22.33A worn or damaged countershaft sprocket directly impacts your power delivery and throttle response—critical factors whether you're chasing lap times or building reliable street performance. The JT...12121715- SKU:
- 12121715
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
MSRP: $22.33Now: $19.87Was: $22.33 -
On Sale
JT SPROCKETS Countershaft Sprocket - 18 Tooth - Yamaha JTF579.18
JT SPROCKETS
MSRP: $18.75Now: $16.69Was: $18.75A properly sized countershaft sprocket is critical for maximizing power delivery and maintaining optimal gear ratios across your Yamaha's powerband. This 18-tooth sprocket from JT delivers the...12121717- SKU:
- 12121717
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
MSRP: $18.75Now: $16.69Was: $18.75Qty in Cart: 0Quantity:Price:MSRP: $18.75Now: $16.69Was: $18.75Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Panigale JTF748.15
JT SPROCKETS
MSRP: $21.40Now: $19.05Was: $21.40A precise countershaft sprocket is fundamental to achieving reliable power delivery and optimal gear ratios on your Panigale. This JT Sprockets 15-tooth unit delivers the durability and consistency...12121722- SKU:
- 12121722
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
MSRP: $21.40Now: $19.05Was: $21.40Qty in Cart: 0Quantity:Price:MSRP: $21.40Now: $19.05Was: $21.40Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Beta/Kawasaki/Suzuki JTF432.15
JT SPROCKETS
MSRP: $13.00Now: $11.57Was: $13.00A worn or damaged countershaft sprocket directly impacts your bike's power delivery and acceleration response. This OEM-equivalent 15-tooth sprocket from JT Sprockets restores precise chain...12121918- SKU:
- 12121918
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
MSRP: $13.00Now: $11.57Was: $13.00 -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Kawasaki JTF511.15RB
JT SPROCKETS
MSRP: $17.63Now: $15.69Was: $17.63A 15-tooth countershaft sprocket directly impacts your bike's power delivery and acceleration characteristics. By reducing the gear ratio, this JT Sprockets component pulls harder out of corners and...12121930- SKU:
- 12121930
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
MSRP: $17.63Now: $15.69Was: $17.63 -
On Sale
JT SPROCKETS Front Sprocket - 14 Tooth - Multistrada JTF743.14
JT SPROCKETS
MSRP: $21.50Now: $19.14Was: $21.50A worn or incorrect front sprocket directly impacts your Multistrada's acceleration response and overall drivetrain efficiency. The JT Sprockets 14-tooth front sprocket delivers precise engagement...12121931- SKU:
- 12121931
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
MSRP: $21.50Now: $19.14Was: $21.50 -
On Sale
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Ducati JTF749.14
JT SPROCKETS
MSRP: $21.13Now: $18.81Was: $21.13A properly sized countershaft sprocket is critical to optimizing your Ducati's power delivery and throttle response. This 14-tooth JT Sprockets unit delivers the durability and precision fit required...12121932- SKU:
- 12121932
- Availability:
- Ships Same Business Day
- Weight:
- 0.42 LBS
MSRP: $21.13Now: $18.81Was: $21.13 -
On Sale
JT SPROCKETS Countershaft Sprocket - 12 Tooth - ATC JTF1325.12
JT SPROCKETS
MSRP: $11.20Now: $9.97Was: $11.20A reliable countershaft sprocket is critical to maintaining consistent power delivery and precise gear engagement in high-demand racing applications. The JT SPROCKETS 12-tooth countershaft sprocket...12121937- SKU:
- 12121937
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
MSRP: $11.20Now: $9.97Was: $11.20 -
On Sale
JT SPROCKETS Countershaft Sprocket - 13 Tooth - Honda JTF1329.13
JT SPROCKETS
MSRP: $13.15Now: $11.70Was: $13.15The JT SPROCKETS 13-tooth countershaft sprocket is engineered to sharpen your Honda's throttle response and improve low-to-mid-range acceleration. Machined from SCM420 chromoly steel, this precision...12121938- SKU:
- 12121938
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
MSRP: $13.15Now: $11.70Was: $13.15Qty in Cart: 0Quantity:Price:MSRP: $13.15Now: $11.70Was: $13.15Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Honda JTF1329.14
JT SPROCKETS
MSRP: $13.40Now: $11.93Was: $13.40A worn or damaged countershaft sprocket directly impacts your bike's acceleration, top-end power delivery, and overall drivetrain efficiency. This OEM-spec replacement ensures precise chain...12121939- SKU:
- 12121939
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
MSRP: $13.40Now: $11.93Was: $13.40Qty in Cart: 0Quantity:Price:MSRP: $13.40Now: $11.93Was: $13.40Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 17 Tooth - Honda JTF1332.17
JT SPROCKETS
MSRP: $18.95Now: $16.87Was: $18.95A properly sized countershaft sprocket is critical to achieving optimal power delivery and maintaining precise gear ratios in your Honda's drivetrain. This 17-tooth JT sprocket delivers the...12121940- SKU:
- 12121940
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
MSRP: $18.95Now: $16.87Was: $18.95Qty in Cart: 0Quantity:Price:MSRP: $18.95Now: $16.87Was: $18.95Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 12 Tooth - Honda JTF1336.12
JT SPROCKETS
MSRP: $17.90Now: $15.93Was: $17.90A worn or stock countershaft sprocket limits your Honda's acceleration and throttle response. The JT Sprockets 12-tooth upgrade delivers crisper gear engagement and measurable performance gains,...12121941- SKU:
- 12121941
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
MSRP: $17.90Now: $15.93Was: $17.90Qty in Cart: 0Quantity:Price:MSRP: $17.90Now: $15.93Was: $17.90Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 13 Tooth - DR650 JTF1448.13
JT SPROCKETS
MSRP: $14.70Now: $13.08Was: $14.70A worn or damaged countershaft sprocket directly impacts power delivery and throttle response on your DR650. This OEM-equivalent replacement restores precise gear engagement and eliminates chain...12121944- SKU:
- 12121944
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
MSRP: $14.70Now: $13.08Was: $14.70 -
On Sale
JT SPROCKETS Countershaft Sprocket - 14 Tooth - ZX6R JTF1515.14
JT SPROCKETS
MSRP: $19.95Now: $17.76Was: $19.95A worn or damaged countershaft sprocket directly impacts your ZX6R's power delivery and acceleration response. This OEM-spec replacement from JT Sprockets ensures consistent gear engagement and...12121947- SKU:
- 12121947
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
MSRP: $19.95Now: $17.76Was: $19.95Qty in Cart: 0Quantity:Price:MSRP: $19.95Now: $17.76Was: $19.95Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 13 Tooth - Kawasaki JTF1565.13
JT SPROCKETS
MSRP: $11.65Now: $10.37Was: $11.65A 13-tooth countershaft sprocket is essential for riders seeking sharper acceleration and more responsive throttle control without sacrificing top-end capability. The JT Sprockets JTF1565.13 delivers...12121949- SKU:
- 12121949
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
MSRP: $11.65Now: $10.37Was: $11.65 -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Yamaha JTF1586.15
JT SPROCKETS
MSRP: $17.43Now: $15.51Was: $17.43A worn or damaged countershaft sprocket directly impacts your bike's power delivery and acceleration consistency. This OEM-equivalent JT Sprockets 15-tooth countershaft sprocket restores precise gear...12121950- SKU:
- 12121950
- Availability:
- Ships Same Business Day
- Weight:
- 0.49 LBS
MSRP: $17.43Now: $15.51Was: $17.43 -
On Sale
JT SPROCKETS Countershaft Sprocket - 13 Tooth - Gas Gas/Yamaha JTF1590.13
JT SPROCKETS
MSRP: $12.15Now: $10.81Was: $12.15A worn or damaged countershaft sprocket compromises power delivery and creates inconsistent acceleration across the entire RPM range. This 13-tooth JT sprocket restores precise gear engagement and...12121951- SKU:
- 12121951
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
MSRP: $12.15Now: $10.81Was: $12.15 -
On Sale
JT SPROCKETS Countershaft Sprocket - 14 Tooth - Yamaha JTF1590.14
JT SPROCKETS
MSRP: $12.15Now: $10.81Was: $12.15A 14-tooth countershaft sprocket is a direct way to sharpen your Yamaha's acceleration and throttle response without major engine modifications. If you're running stock gearing or stepping up from a...12121952- SKU:
- 12121952
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
MSRP: $12.15Now: $10.81Was: $12.15 -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth - FZ6 JTF1595.15
JT SPROCKETS
MSRP: $17.13Now: $15.25Was: $17.13A worn or damaged countershaft sprocket directly impacts your FZ6's acceleration, shift quality, and overall drivetrain efficiency. This JT Sprockets replacement restores crisp power delivery and...12121953- SKU:
- 12121953
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
MSRP: $17.13Now: $15.25Was: $17.13Qty in Cart: 0Quantity:Price:MSRP: $17.13Now: $15.25Was: $17.13Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 13 Tooth JTF1901.13
JT SPROCKETS
MSRP: $12.75Now: $11.35Was: $12.75A 13-tooth countershaft sprocket is the foundation of your bike's acceleration profile—getting the ratio right means the difference between sluggish takeoff and crisp, responsive power delivery. If...12121954- SKU:
- 12121954
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
MSRP: $12.75Now: $11.35Was: $12.75 -
On Sale
JT SPROCKETS Countershaft Sprocket - 13 Tooth - Husqvarna/KTM JTF1905.13
JT SPROCKETS
MSRP: $10.03Now: $8.93Was: $10.03A worn or damaged countershaft sprocket directly impacts your power delivery and throttle response—replace it with this precision-engineered JT sprocket to restore peak drivetrain efficiency. Built...12121956- SKU:
- 12121956
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
MSRP: $10.03Now: $8.93Was: $10.03 -
On Sale
JT SPROCKETS Countershaft Sprocket - 14 Tooth - KTM/Husqvarna JTF1905.14
JT SPROCKETS
MSRP: $10.03Now: $8.93Was: $10.03A worn or incorrect countershaft sprocket directly impacts your KTM or Husqvarna's acceleration response, chain wear, and overall drivetrain efficiency. This 14-tooth replacement from JT Sprockets...12121957- SKU:
- 12121957
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
MSRP: $10.03Now: $8.93Was: $10.03 -
On Sale
JT SPROCKETS Countershaft Sprocket - 13 Tooth - CR125R JTF266.13
JT SPROCKETS
MSRP: $13.15Now: $11.70Was: $13.15A worn or damaged countershaft sprocket directly impacts your CR125R's power delivery and acceleration consistency. This JT Sprockets replacement ensures precise chain engagement and maintains...12121958- SKU:
- 12121958
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
MSRP: $13.15Now: $11.70Was: $13.15Qty in Cart: 0Quantity:Price:MSRP: $13.15Now: $11.70Was: $13.15Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 12 Tooth - Honda JTF270.12
JT SPROCKETS
MSRP: $16.23Now: $14.44Was: $16.23A 12-tooth countershaft sprocket is the foundation of responsive acceleration and precise throttle control on your Honda. By reducing sprocket teeth, you'll gain quicker engine engagement and...12121960- SKU:
- 12121960
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
MSRP: $16.23Now: $14.44Was: $16.23 -
On Sale
JT SPROCKETS Countershaft Sprocket - 13 Tooth - KLX150 JTF273.13
JT SPROCKETS
MSRP: $7.20Now: $6.41Was: $7.20The countershaft sprocket is the critical link between your engine's power delivery and wheel acceleration on the KLX150. A worn or incorrect sprocket directly impacts throttle response, top-end...12121961- SKU:
- 12121961
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
MSRP: $7.20Now: $6.41Was: $7.20
