Street Bike Drivetrain
Street Bike Drivetrain Parts at JJ Motorsports
Upgrade your street bike's drivetrain for smoother power delivery and longevity with components from JJ Motorsports. Our range includes chains, sprockets, drive belts, transmission covers, and more, designed for reduced wear, better acceleration, and reliable performance on the road or track. Compatible with Honda, Kawasaki, Suzuki, and other models, these parts feature high-strength materials, precise fitment, and easy installation for sportbikes, cruisers, or tourers.
Shop trusted brands like JT Sprockets for durable sprockets and Drag Specialties for reinforced belts. Explore related subcategories such as street bike rear sprockets for gear ratios or street bike drive belts for belt-driven systems.
Top Street Bike Drivetrain Products
- JT Chains 420 HDR Heavy Duty Drive Chain - Steel - 100 Links – Ideal for up to 150cc engines with enhanced strength.
- JT Sprockets Sprocket Rear Kawasaki 42-Tooth JTR1489.42 – Steel construction for minimum weight and maximum durability.
- Drag Specialties Rear Drive Belt 136-Tooth 1 1/2" BDL SPC-136 – Carbon fiber reinforced for superior strength on belt-driven bikes.
- Trask Transmission Cover M8 TM-2041CH – Billet aluminum for a custom look and protection on M8 engines.
- Driven Racing Rear Sprocket 43-Tooth 5063-520-43T – Precision-machined for optimal gear performance and lightweight design.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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On Sale
JT SPROCKETS Front Counter-Shaft Sprocket - 17 Tooth JTF1373.17
JT SPROCKETS
MSRP: $23.88Now: $21.25Was: $23.88A properly sized front counter-shaft sprocket is critical to achieving optimal power delivery and acceleration throughout your RPM range. The JT 17-tooth sprocket delivers the precision engineering and durability demanded by competitive riders and...12121216- SKU:
- 12121216
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- STYLE:
- LIGHTWEIGHT
- TOOTH COUNT:
- 17
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- MATERIAL:
- CHROMOLY STEEL
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- SILVER
- UNITS:
- EACH
MSRP: $23.88Now: $21.25Was: $23.88 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF437.16
JT SPROCKETS
MSRP: $15.40Now: $13.71Was: $15.40Counter shaft sprockets are critical to your drivetrain's efficiency, and JT Sprockets' computer-optimized design delivers the strength you need without unnecessary weight that drains performance. Whether you're tuning a race bike or building a...JTF43716- SKU:
- JTF43716
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- MATERIAL:
- STEEL
- MODEL:
- SUZUKI
- MOUNTING POSITION:
- FRONT
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- CHAIN SIZE:
- 520
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
MSRP: $15.40Now: $13.71Was: $15.40 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF507.13
JT SPROCKETS
MSRP: $13.95Now: $12.42Was: $13.95A properly sized counter shaft sprocket is critical for achieving optimal power delivery and engine RPM management in your race setup. The JT Sprockets 13-tooth counter shaft sprocket combines precision engineering with durable materials to ensure...JTF50713- SKU:
- JTF50713
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 13
MSRP: $13.95Now: $12.42Was: $13.95 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF507.14
JT SPROCKETS
MSRP: $13.95Now: $12.42Was: $13.95A properly matched counter shaft sprocket is critical for maintaining precise engine timing and power delivery across your entire RPM range. The JT Sprockets 14-tooth counter shaft sprocket delivers the durability and accuracy you need for consistent...JTF50714- SKU:
- JTF50714
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 14
MSRP: $13.95Now: $12.42Was: $13.95 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF512.14
JT SPROCKETS
MSRP: $14.50Now: $12.91Was: $14.50A properly sized counter shaft sprocket is critical for maximizing acceleration and maintaining optimal power delivery across your RPM band. The JT Sprockets 14-tooth design delivers the precision engineering needed for consistent performance in...JTF51214- SKU:
- JTF51214
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- TOOTH COUNT:
- 14
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MATERIAL:
- STEEL
MSRP: $14.50Now: $12.91Was: $14.50 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF512.15
JT SPROCKETS
MSRP: $15.35Now: $13.66Was: $15.35A lightweight counter shaft sprocket is critical for minimizing rotational mass and improving throttle response in high-rpm applications. The JT Sprockets 15-tooth design delivers the strength-to-weight ratio demanded by competitive racers and...JTF51215- SKU:
- JTF51215
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 15
- TYPE:
- COUNTERSHAFT
MSRP: $15.35Now: $13.66Was: $15.35 -
On Sale
JT SPROCKETS Sprocket - Front - Yamaha - 16-Tooth JTF1591.16RB
JT SPROCKETS
MSRP: $18.50Now: $16.47Was: $18.50A worn or incorrect front sprocket compromises your bike's acceleration, top-end performance, and chain longevity. The JT 16-tooth front sprocket delivers the precision engineering and durability that professional racers and serious enthusiasts depend...12121249- SKU:
- 12121249
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- RIDING STYLE:
- STREET
- MATERIAL:
- RUBBER
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- CHAIN SIZE:
- 525
- COLOR/FINISH:
- NATURAL
MSRP: $18.50Now: $16.47Was: $18.50 -
On Sale
JT SPROCKETS Sprocket - Front - Yamaha - 16-Tooth JTF1595.16RB
JT SPROCKETS
MSRP: $17.13Now: $15.25Was: $17.13A worn or damaged front sprocket directly impacts your chain's lifespan, throttle response, and overall drivetrain efficiency. The JT Sprockets 16-tooth front sprocket delivers OEM-proven durability with rubber-cushioned teeth that reduce chain impact...12121250- SKU:
- 12121250
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MATERIAL:
- RUBBER
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 16
- UNITS:
- EACH
MSRP: $17.13Now: $15.25Was: $17.13 -
On Sale
JT SPROCKETS Sprocket - Front - KTM - 16-Tooth JTF1904.16RB
JT SPROCKETS
MSRP: $21.70Now: $19.31Was: $21.70A quality front sprocket is foundational to reliable chain drive performance—worn or incorrect sprockets accelerate wear on your entire drivetrain and compromise throttle response. The JT Sprockets 16-tooth front sprocket for KTM uses OEM-proven...12121251- SKU:
- 12121251
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- RIDING STYLE:
- STREET
- MATERIAL:
- RUBBER
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 16
- CHAIN SIZE:
- 525
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
MSRP: $21.70Now: $19.31Was: $21.70 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF555.13
JT SPROCKETS
MSRP: $7.20Now: $6.41Was: $7.20A properly sized counter shaft sprocket is critical for optimizing your engine's power delivery and maintaining precise gear ratios across your racing application. The JT Sprockets 13-tooth design delivers the strength-to-weight ratio you need to handle...JTF55513- SKU:
- JTF55513
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- CHAIN SIZE:
- 428
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
MSRP: $7.20Now: $6.41Was: $7.20 -
On Sale
JT SPROCKETS Sprocket - Front - Honda - 15-Tooth JTF295.15RB
JT SPROCKETS
MSRP: $21.05Now: $18.73Was: $21.05The front sprocket is your chain's first point of contact, and wear here directly impacts acceleration response and drivetrain longevity. JT's 15-tooth front sprocket combines OEM-proven engineering with durable materials to handle aggressive riding...12121253- SKU:
- 12121253
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- RIDING STYLE:
- STREET
- MATERIAL:
- RUBBER
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 15
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 530
- UNITS:
- EACH
MSRP: $21.05Now: $18.73Was: $21.05 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1263.15
JT SPROCKETS
MSRP: $7.20Now: $6.41Was: $7.20The JT SPROCKETS Counter Shaft Sprocket delivers the precise engagement your drivetrain demands while eliminating unnecessary weight that compromises acceleration and handling. Computer-designed geometry ensures maximum strength under load, reducing the...JTF126315- SKU:
- JTF126315
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- CHAIN SIZE:
- 420
- TOOTH COUNT:
- 15
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
MSRP: $7.20Now: $6.41Was: $7.20 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF1263.16
JT SPROCKETS
MSRP: $7.20Now: $6.41Was: $7.20A worn or undersized counter shaft sprocket directly impacts your engine's power delivery and overall drivetrain efficiency. The JT Sprockets 16-Tooth Counter Shaft Sprocket delivers the precision engineering and durability required for consistent...JTF126316- SKU:
- JTF126316
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- MATERIAL:
- STEEL
- CHAIN SIZE:
- 428
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 16
MSRP: $7.20Now: $6.41Was: $7.20 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1265.14
JT SPROCKETS
MSRP: $11.40Now: $10.15Was: $11.40Counter shaft sprockets are critical to your drivetrain's efficiency and longevity. A worn or undersized sprocket creates acceleration delays, poor power delivery, and accelerated chain wear. The JT Sprockets 14-tooth counter shaft sprocket delivers the...JTF126514- SKU:
- JTF126514
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 14
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
MSRP: $11.40Now: $10.15Was: $11.40 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1269.15
JT SPROCKETS
MSRP: $20.85Now: $18.56Was: $20.85Counter shaft sprocket selection directly impacts your motorcycle's acceleration response, engine efficiency, and overall drivetrain reliability. The JT Sprockets 15-tooth counter shaft sprocket delivers computer-optimized tooth geometry and heat-treated...JTF126915- SKU:
- JTF126915
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TYPE:
- CONVERSION
- MODEL:
- HONDA
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 15
MSRP: $20.85Now: $18.56Was: $20.85 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF1269.16
JT SPROCKETS
MSRP: $22.38Now: $19.92Was: $22.38Counter shaft sprockets are critical to your drivetrain's efficiency and reliability—a worn or undersized sprocket creates power loss and accelerates wear on your chain and primary drive components. The JT Sprockets 16-tooth counter shaft sprocket...JTF126916- SKU:
- JTF126916
- Availability:
- Ships Same Business Day
- Weight:
- 0.49 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MODEL:
- HONDA
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
MSRP: $22.38Now: $19.92Was: $22.38 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1535.15
JT SPROCKETS
MSRP: $21.33Now: $18.98Was: $21.33A properly sized counter shaft sprocket is critical to your bike's acceleration, top-end performance, and powertrain longevity. The JT Sprockets 15-tooth counter shaft sprocket delivers the precision engineering and durability demanded by riders who...JTF153515- SKU:
- JTF153515
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MODEL:
- KAWASAKI
- TOOTH COUNT:
- 15
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 525
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- UNITS:
- EACH
MSRP: $21.33Now: $18.98Was: $21.33 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF327.12
JT SPROCKETS
MSRP: $11.95Now: $10.64Was: $11.95Counter shaft sprockets are critical to your drivetrain's efficiency and acceleration profile—selecting the wrong tooth count compromises both. The JT Sprockets 12-Tooth Counter Shaft Sprocket delivers the precision engineering required for high-rpm...JTF32712- SKU:
- JTF32712
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 12
- CHAIN SIZE:
- 520
- PRODUCT NAME:
- SPROCKET
- MODEL:
- HONDA
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
MSRP: $11.95Now: $10.64Was: $11.95 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF327.13
JT SPROCKETS
MSRP: $13.45Now: $11.97Was: $13.45A properly sized counter shaft sprocket is critical for optimizing your bike's power delivery and acceleration characteristics. The JT Sprockets 13-tooth design delivers precise engagement with minimal rotational mass, allowing your engine to reach peak...JTF32713- SKU:
- JTF32713
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
- MODEL:
- HONDA
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 13
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
MSRP: $13.45Now: $11.97Was: $13.45 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF327.14
JT SPROCKETS
MSRP: $13.45Now: $11.97Was: $13.45A properly sized counter shaft sprocket is critical to your transmission's efficiency and overall drivetrain performance. This JT 14-tooth sprocket is computer-optimized to deliver maximum strength while minimizing rotational mass, reducing parasitic...JTF32714- SKU:
- JTF32714
- Availability:
- Ships Same Business Day
- Weight:
- 0.39 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 14
- CHAIN SIZE:
- 520
- MATERIAL:
- STEEL
- MODEL:
- HONDA
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
MSRP: $13.45Now: $11.97Was: $13.45
