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
SUPERSPROX Sprocket - Rear - Steel - Black - 42 Tooth RFE-1332-42-BLK
SUPERSPROX
MSRP: $54.95Now: $46.71Was: $54.95Maximize drivetrain longevity and performance with a sprocket engineered on the race track and proven in demanding street and off-road conditions. The SUPERSPROX 42-tooth rear sprocket delivers the...12102537- SKU:
- 12102537
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 42
MSRP: $54.95Now: $46.71Was: $54.95 -
On Sale
SUPERSPROX Sprocket - Rear - Steel - Black - 45 Tooth RFE-478-45-BLK
SUPERSPROX
MSRP: $49.95Now: $42.46Was: $49.95A rear sprocket is one of the most critical drivetrain components affecting acceleration, top speed, and overall system longevity. The SUPERSPROX 45-tooth steel sprocket delivers race-proven...12102539- SKU:
- 12102539
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- TYPE:
- DRIVE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ATV
- TOOTH COUNT:
- 45
- UNITS:
- EACH
MSRP: $49.95Now: $42.46Was: $49.95Qty in Cart: 0Quantity:Price:MSRP: $49.95Now: $42.46Was: $49.95Subtotal: -
On Sale
SUPERSPROX Sprocket - Rear - Steel - Black - 46 Tooth RFE-478-46-BLK
SUPERSPROX
MSRP: $49.95Now: $42.46Was: $49.95A worn or mismatched rear sprocket kills drivetrain efficiency and accelerates wear across your entire chain system. The SUPERSPROX 46-tooth steel sprocket delivers race-proven durability with...12102541- SKU:
- 12102541
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 46
- MATERIAL:
- STEEL
MSRP: $49.95Now: $42.46Was: $49.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 17-Tooth CST-704-17-2
SUPERSPROX
MSRP: $29.95Now: $25.46Was: $29.95If you're running a countershaft sprocket that can't handle sustained power delivery without accelerated wear, you're leaving performance on the table and inviting mid-race failure. The SUPERSPROX...12121732- SKU:
- 12121732
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 17
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 525
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
MSRP: $29.95Now: $25.46Was: $29.95Qty in Cart: 0Quantity:Price:MSRP: $29.95Now: $25.46Was: $29.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 13-Tooth CST-715-13-1
SUPERSPROX
MSRP: $24.95Now: $21.21Was: $24.95If you're running a countershaft sprocket that can't handle sustained RPM loads or chain acceleration, you're sacrificing both reliability and power transfer efficiency. The SUPERSPROX 13-Tooth...12121733- SKU:
- 12121733
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 13
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
MSRP: $24.95Now: $21.21Was: $24.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-1269-15-2
SUPERSPROX
MSRP: $24.95Now: $21.21Was: $24.95A countershaft sprocket is critical to your drivetrain's efficiency—worn or inadequate sprockets rob you of power, increase chain wear, and compromise acceleration. SUPERSPROX's 15-tooth countershaft...12121735- SKU:
- 12121735
- Availability:
- Ships Same Business Day
- Weight:
- 0.52 LBS
- TOOTH COUNT:
- 15
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
MSRP: $24.95Now: $21.21Was: $24.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-1269-16-2
SUPERSPROX
MSRP: $24.95Now: $21.21Was: $24.95If you're running a countershaft sprocket that can't handle the demands of high-RPM riding or racing, you're leaving performance on the table—and risking catastrophic failure at the worst possible...12121736- SKU:
- 12121736
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 525
MSRP: $24.95Now: $21.21Was: $24.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-1307-15-2
SUPERSPROX
MSRP: $34.95Now: $29.71Was: $34.95A countershaft sprocket is your direct link between engine power and wheel acceleration—any inefficiency here costs you lap time and reliability. SUPERSPROX's 15-tooth design delivers the performance...12121737- SKU:
- 12121737
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 15
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
MSRP: $34.95Now: $29.71Was: $34.95Qty in Cart: 0Quantity:Price:MSRP: $34.95Now: $29.71Was: $34.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 13-Tooth CST-1326-13-1
SUPERSPROX
MSRP: $24.95Now: $21.21Was: $24.95If you're running a countershaft sprocket that's eating power through friction and chain drag, you're leaving performance on the table. The SUPERSPROX 13-tooth countershaft sprocket is engineered...12121738- SKU:
- 12121738
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- CHAIN SIZE:
- 520
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
MSRP: $24.95Now: $21.21Was: $24.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 17-Tooth CST-1537-17-2
SUPERSPROX
MSRP: $29.95Now: $25.46Was: $29.95If you're running a countershaft sprocket that can't handle sustained power delivery or high RPM stress, you're sacrificing reliability and performance every time you ride. The SUPERSPROX 17-Tooth...12121740- SKU:
- 12121740
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 17
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
MSRP: $29.95Now: $25.46Was: $29.95Qty in Cart: 0Quantity:Price:MSRP: $29.95Now: $25.46Was: $29.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 14-Tooth CST-1900-14-1
SUPERSPROX
MSRP: $19.95Now: $16.96Was: $19.95If you're running a countershaft sprocket that's holding back your power delivery, you're leaving performance on the table. The SUPERSPROX 14-Tooth Countershaft Sprocket is engineered with the same...12121741- SKU:
- 12121741
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- CHAIN SIZE:
- 420
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 14
MSRP: $19.95Now: $16.96Was: $19.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-1902-16-1
SUPERSPROX
MSRP: $24.95Now: $21.21Was: $24.95If you're running a countershaft sprocket that can't handle the demands of high-RPM racing or aggressive off-road riding, you're sacrificing both performance and reliability. The SUPERSPROX 16-Tooth...12121742- SKU:
- 12121742
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- UNITS:
- EACH
MSRP: $24.95Now: $21.21Was: $24.95Qty in Cart: 0Quantity:Price:MSRP: $24.95Now: $21.21Was: $24.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 17-Tooth CST-1904-17-1
SUPERSPROX
MSRP: $29.95Now: $25.46Was: $29.95A countershaft sprocket is your direct connection between engine power and wheel traction—choose one engineered for durability and efficiency, and you'll notice smoother power delivery and extended...12121718- SKU:
- 12121718
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- FRONT
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 17
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- UNITS:
- EACH
MSRP: $29.95Now: $25.46Was: $29.95 -
On Sale
SUPERSPROX Rear Sprocket - 41-Tooth RFE-1304-41-BLK
SUPERSPROX
MSRP: $54.95Now: $46.71Was: $54.95Rear sprocket selection directly impacts your drivetrain's acceleration, top-end speed, and overall reliability—making this a critical tuning decision. The SUPERSPROX 41-tooth sprocket delivers...12101866- SKU:
- 12101866
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TYPE:
- REAR
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 41
- MOUNTING POSITION:
- REAR
MSRP: $54.95Now: $46.71Was: $54.95 -
On Sale
SUPERSPROX Rear Sprocket - 42-Tooth RFE-1307-42-BLK
SUPERSPROX
MSRP: $54.95Now: $46.71Was: $54.95A rear sprocket is fundamental to your drivetrain's efficiency and acceleration characteristics—choosing the right ratio directly impacts power delivery and top-end performance. The SUPERSPROX...12102154- SKU:
- 12102154
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 525
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 42
- TYPE:
- REAR
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $54.95Now: $46.71Was: $54.95 -
On Sale
SUPERSPROX Rear Sprocket - 40-Tooth RFE-1334-40-BLK
SUPERSPROX
MSRP: $54.95Now: $46.71Was: $54.95If you're running a rear sprocket that's slowing you down with weight or wearing out prematurely, you're leaving performance on the table. The SUPERSPROX 40-Tooth RFE-1334-40-BLK delivers race-proven...12102155- SKU:
- 12102155
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 530
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- TOOTH COUNT:
- 40
- TYPE:
- REAR
- MATERIAL:
- STEEL
MSRP: $54.95Now: $46.71Was: $54.95Qty in Cart: 0Quantity:Price:MSRP: $54.95Now: $46.71Was: $54.95Subtotal: -
On Sale
SUPERSPROX Rear Sprocket - 40-Tooth RFE-1800-40-BLK
SUPERSPROX
MSRP: $59.95Now: $50.96Was: $59.95A lightweight rear sprocket directly impacts your acceleration, top-end speed, and overall drivetrain efficiency—especially critical if you're chasing lap times or maximizing fuel economy on long...12102159- SKU:
- 12102159
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- CHAIN SIZE:
- 530
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- COLOR/FINISH:
- BLACK
- TOOTH COUNT:
- 40
- MATERIAL:
- STEEL
- TYPE:
- REAR
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
MSRP: $59.95Now: $50.96Was: $59.95 -
On Sale
SUPERSPROX Rear Sprocket - 43-Tooth RFE-1800-43-BLK
SUPERSPROX
MSRP: $59.95Now: $50.96Was: $59.95If you're running a high-performance drivetrain, your sprocket choice directly impacts acceleration, top-end speed, and chain wear rates. The SUPERSPROX 43-tooth rear sprocket delivers race-proven...12102160- SKU:
- 12102160
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 43
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MATERIAL:
- STEEL
- TYPE:
- REAR
MSRP: $59.95Now: $50.96Was: $59.95 -
On Sale
SUPERSPROX Rear Sprocket - 45-Tooth RFE-480-45-BLK
SUPERSPROX
MSRP: $54.95Now: $46.71Was: $54.95A quality rear sprocket is fundamental to your drivetrain's efficiency and longevity. The SUPERSPROX 45-tooth sprocket delivers track-proven durability without sacrificing lightweight performance,...12101909- SKU:
- 12101909
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- REAR
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
MSRP: $54.95Now: $46.71Was: $54.95 -
On Sale
SUPERSPROX Rear Sprocket - 45-Tooth RFE-2011-45-BLK
SUPERSPROX
MSRP: $59.95Now: $50.96Was: $59.95If you're running a chain drive system that demands reliability without sacrificing performance, sprocket selection directly impacts your acceleration, top-end speed, and drivetrain longevity. The...12102162- SKU:
- 12102162
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
- MATERIAL:
- STEEL
- TYPE:
- REAR
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
MSRP: $59.95Now: $50.96Was: $59.95
