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
-
On Sale
JT SPROCKETS Sprocket - Rear - Kawasaki - 42-Tooth JTR1493.42
JT SPROCKETS
MSRP: $37.70Now: $33.55Was: $37.70A worn or incorrect sprocket directly impacts your bike's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 42-tooth rear sprocket is engineered for Kawasaki models...12101058- SKU:
- 12101058
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 530
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MODEL:
- KAWASAKI
- TOOTH COUNT:
- 42
MSRP: $37.70Now: $33.55Was: $37.70 -
On Sale
JT SPROCKETS Counter-Shaft Sprocket - 17-Tooth JTF1902.17RB
JT SPROCKETS
MSRP: $19.13Now: $17.03Was: $19.13A worn or undersized counter-shaft sprocket directly impacts your engine's power delivery and overall drivetrain efficiency. The JT SPROCKETS 17-Tooth Counter-Shaft Sprocket is computer-designed to...12121689- SKU:
- 12121689
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- MATERIAL:
- C49 HIGH CARBON STEEL
- MATERIAL:
- RUBBER
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 17
- TYPE:
- COUNTERSHAFT
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- NATURAL
- MODEL:
- RUBBER-CUSHIONED
- STYLE:
- CUSHIONED
MSRP: $19.13Now: $17.03Was: $19.13Qty in Cart: 0Quantity:Price:MSRP: $19.13Now: $17.03Was: $19.13Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 18-Tooth JTF1183.18
JT SPROCKETS
MSRP: $16.58Now: $14.76Was: $16.58The JT Sprockets Counter Shaft Sprocket delivers the precise tooth engagement and durability your drivetrain demands, whether you're pushing lap times or building a reliable street bike...12120748- SKU:
- 12120748
- Availability:
- Ships Same Business Day
- Weight:
- 0.66 LBS
- MATERIAL:
- STEEL
- MODEL:
- TRIUMPH
- TOOTH COUNT:
- 18
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 525
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
MSRP: $16.58Now: $14.76Was: $16.58Qty in Cart: 0Quantity:Price:MSRP: $16.58Now: $14.76Was: $16.58Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF1595.16
JT SPROCKETS
MSRP: $17.13Now: $15.25Was: $17.13A counter shaft sprocket is critical to your motorcycle's power delivery and acceleration response. The JT Sprockets 16-tooth design provides optimal gear ratios for aggressive acceleration while...12120763- SKU:
- 12120763
- Availability:
- Ships Same Business Day
- Weight:
- 0.47 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MODEL:
- YAMAHA
- PRODUCT NAME:
- SPROCKET
MSRP: $17.13Now: $15.25Was: $17.13Qty in Cart: 0Quantity:Price:MSRP: $17.13Now: $15.25Was: $17.13Subtotal: -
On Sale
JT SPROCKETS Countershaft Sprocket - 14 Tooth JTF426.14
JT SPROCKETS
MSRP: $7.20Now: $6.41Was: $7.20A properly matched countershaft sprocket is critical for maintaining optimal power delivery and chain tension throughout your RPM range. The JT Sprockets 14-tooth countershaft sprocket delivers the...JTF42614- SKU:
- JTF42614
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 14
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- CHAIN SIZE:
- 428
- MODEL:
- SUZUKI
- RIDING STYLE:
- STREET
MSRP: $7.20Now: $6.41Was: $7.20Qty in Cart: 0Quantity:Price:MSRP: $7.20Now: $6.41Was: $7.20Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF742.15
JT SPROCKETS
MSRP: $21.40Now: $19.05Was: $21.40A properly sized counter shaft sprocket is critical to your bike's power delivery and acceleration characteristics. The JT Sprockets 15-tooth counter shaft sprocket delivers the precision engineering...12120773- SKU:
- 12120773
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- MODEL:
- DUCATI
- TOOTH COUNT:
- 15
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
MSRP: $21.40Now: $19.05Was: $21.40 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF546.12
JT SPROCKETS
MSRP: $6.53Now: $5.81Was: $6.53A properly sized counter shaft sprocket is critical for optimal power delivery and engine responsiveness in your racing application. The JT Sprockets 12-tooth design gives you aggressive acceleration...JTF54612- SKU:
- JTF54612
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 12
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 420
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
MSRP: $6.53Now: $5.81Was: $6.53 -
On Sale
JT SPROCKETS Sprocket - Front - Suzuki/Yamaha - 18-Tooth JTF513.18RB
JT SPROCKETS
MSRP: $15.35Now: $13.66Was: $15.35A worn or incorrectly sized front sprocket will destroy chain life and compromise acceleration response. The JT Sprockets 18-tooth front sprocket delivers OEM-proven damping technology that absorbs...12121270- SKU:
- 12121270
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- MATERIAL:
- RUBBER
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 530
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 18
MSRP: $15.35Now: $13.66Was: $15.35Qty in Cart: 0Quantity:Price:MSRP: $15.35Now: $13.66Was: $15.35Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF569.17
JT SPROCKETS
MSRP: $11.60Now: $10.32Was: $11.60A properly sized front sprocket is critical to your bike's acceleration, top speed, and overall drivetrain efficiency. The JT SPROCKETS 17-tooth counter shaft sprocket delivers the precision...JTF56917- SKU:
- JTF56917
- Availability:
- Ships Same Business Day
- Weight:
- 0.49 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 17
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
MSRP: $11.60Now: $10.32Was: $11.60 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF582.16
JT SPROCKETS
MSRP: $22.55Now: $20.07Was: $22.55A properly matched counter shaft sprocket is critical to your transmission's efficiency and overall drivetrain performance. The JT Sprockets 16-tooth design delivers optimal gear ratios for...JTF58216- SKU:
- JTF58216
- Availability:
- Ships Same Business Day
- Weight:
- 0.53 LBS
- MATERIAL:
- STEEL
- UNITS:
- EACH
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MODEL:
- YAMAHA
- TOOTH COUNT:
- 16
MSRP: $22.55Now: $20.07Was: $22.55Qty in Cart: 0Quantity:Price:MSRP: $22.55Now: $20.07Was: $22.55Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF508.15
JT SPROCKETS
MSRP: $15.80Now: $14.06Was: $15.80Counter shaft sprockets are critical to your bike's acceleration and throttle response—get it wrong, and you're fighting poor engagement and premature wear. The JT Sprockets 15-Tooth Counter Shaft...12120676- SKU:
- 12120676
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- UNITS:
- EACH
- MODEL:
- KAWASAKI
- TOOTH COUNT:
- 15
MSRP: $15.80Now: $14.06Was: $15.80Qty in Cart: 0Quantity:Price:MSRP: $15.80Now: $14.06Was: $15.80Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF518.14
JT SPROCKETS
MSRP: $17.05Now: $15.17Was: $17.05The JT SPROCKETS Counter Shaft Sprocket delivers precision engineering where it matters most—at the heart of your drivetrain. Computer-designed for optimal strength-to-weight ratio, this 14-tooth...12120679- SKU:
- 12120679
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- COLOR/FINISH:
- SILVER
- TOOTH COUNT:
- 14
- CHAIN SIZE:
- 630
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
MSRP: $17.05Now: $15.17Was: $17.05Qty in Cart: 0Quantity:Price:MSRP: $17.05Now: $15.17Was: $17.05Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF516.16
JT SPROCKETS
MSRP: $15.03Now: $13.38Was: $15.03Computer-designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every...12120189- SKU:
- 12120189
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- PRODUCT NAME:
- SPROCKET
MSRP: $15.03Now: $13.38Was: $15.03 -
On Sale
JT SPROCKETS Sprocket - Rear - Honda - 45-Tooth JTR302.45
JT SPROCKETS
MSRP: $40.40Now: $35.96Was: $40.40Computer-designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every...JTR30245- SKU:
- JTR30245
- Availability:
- Ships Same Business Day
- Weight:
- 2.80 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
- UNITS:
- EACH
- CHAIN SIZE:
- 530
MSRP: $40.40Now: $35.96Was: $40.40Qty in Cart: 0Quantity:Price:MSRP: $40.40Now: $35.96Was: $40.40Subtotal: -
On Sale
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 41-Tooth JTR479.41
JT SPROCKETS
MSRP: $41.63Now: $37.05Was: $41.63Computer-designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every...JTR47941- SKU:
- JTR47941
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 41
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
MSRP: $41.63Now: $37.05Was: $41.63Qty in Cart: 0Quantity:Price:MSRP: $41.63Now: $37.05Was: $41.63Subtotal: -
On Sale
JT SPROCKETS Sprocket - Rear - Kawasaki - 46-Tooth JTR488.46
JT SPROCKETS
MSRP: $43.95Now: $39.12Was: $43.95Computer-designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every...JTR48846- SKU:
- JTR48846
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- MODEL:
- KAWASAKI
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
MSRP: $43.95Now: $39.12Was: $43.95Qty in Cart: 0Quantity:Price:MSRP: $43.95Now: $39.12Was: $43.95Subtotal: -
On Sale
JT SPROCKETS Rear Sprocket - Kawasaki - Black - 46-Tooth JTA478.46BLK
JT SPROCKETS
MSRP: $38.95Now: $34.67Was: $38.95A worn or mismatched rear sprocket directly impacts your acceleration, top-end speed, and overall drivetrain efficiency. The JT SPROCKETS RaceLite 46-Tooth rear sprocket for Kawasaki delivers...12112662- SKU:
- 12112662
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- MATERIAL:
- CARBON STEEL
- MODEL:
- KAWASAKI
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- TYPE:
- REAR
- UNITS:
- EACH
MSRP: $38.95Now: $34.67Was: $38.95 -
On Sale
JT SPROCKETS Rear Sprocket - Kawasaki/Yamaha - Black - 46-Tooth JTA486.46BLK
JT SPROCKETS
MSRP: $38.95Now: $34.67Was: $38.95A properly matched rear sprocket is critical for optimizing your bike's acceleration, top-end speed, and engine efficiency. The JT SPROCKETS RaceLite 46-tooth rear sprocket delivers the durability...12112666- SKU:
- 12112666
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- MATERIAL:
- CARBON STEEL
- MODEL:
- KAWASAKI
- TYPE:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
MSRP: $38.95Now: $34.67Was: $38.95 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF569.16
JT SPROCKETS
MSRP: $11.60Now: $10.32Was: $11.60A properly sized counter shaft sprocket is critical for achieving your target gear ratio and maintaining optimal power delivery across the RPM band. The JT Sprockets 16-tooth counter shaft sprocket...JTF56916- SKU:
- JTF56916
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 16
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
MSRP: $11.60Now: $10.32Was: $11.60 -
On Sale
JT SPROCKETS Sprocket - Countershaft - Honda - 15 Tooth JTF278.15
JT SPROCKETS
MSRP: $13.53Now: $12.04Was: $13.53A lightweight countershaft sprocket engineered for precision and durability in high-demand racing applications. JT's computer-optimized design delivers ultimate strength without unnecessary weight,...12121295- SKU:
- 12121295
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- TOOTH COUNT:
- 15
- CHAIN SIZE:
- 530
- MATERIAL:
- CHROMOLY STEEL
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
MSRP: $13.53Now: $12.04Was: $13.53
