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 - Honda - 43-Tooth JTR1306.43
JT SPROCKETS
MSRP: $39.95Now: $35.56Was: $39.95A worn or incorrect rear sprocket directly impacts your acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 43-tooth rear sprocket delivers the durability and precision you need for consistent performance, whether you're...12100065- SKU:
- 12100065
- Availability:
- Ships Same Business Day
- Weight:
- 2.02 LBS
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 43
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 530
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MODEL:
- HONDA
MSRP: $39.95Now: $35.56Was: $39.95 -
On Sale
JT SPROCKETS Sprocket - Rear - Honda - 43-Tooth JTR1307.43
JT SPROCKETS
MSRP: $36.70Now: $32.66Was: $36.70A worn or undersized rear sprocket robs your Honda of acceleration and top-end performance. The JT Sprockets 43-tooth rear sprocket delivers the precise gear ratio and durability you need for consistent power delivery, whether you're pushing lap times or...12100066- SKU:
- 12100066
- Availability:
- Ships Same Business Day
- Weight:
- 1.66 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 43
- CHAIN SIZE:
- 525
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- TYPE:
- REAR
MSRP: $36.70Now: $32.66Was: $36.70 -
On Sale
JT SPROCKETS Sprocket - Rear - Honda - 45-Tooth JTR1308.45
JT SPROCKETS
MSRP: $35.03Now: $31.18Was: $35.03A worn or mismatched rear sprocket directly impacts your bike's acceleration, top-end performance, and power delivery to the wheel. The JT Sprockets 45-tooth rear sprocket delivers precision engineering and durability so you can push harder without...12100069- SKU:
- 12100069
- Availability:
- Ships Same Business Day
- Weight:
- 1.62 LBS
- MODEL:
- HONDA
- MOUNTING POSITION:
- REAR
- MATERIAL:
- STEEL
- TYPE:
- REAR
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
MSRP: $35.03Now: $31.18Was: $35.03 -
On Sale
JT SPROCKETS Sprocket - Rear - Kawasaki - 39-Tooth JTR1489.39
JT SPROCKETS
MSRP: $34.45Now: $30.66Was: $34.45A worn or incorrect rear sprocket directly impacts your Kawasaki's acceleration, top speed, and overall drivetrain efficiency. The JT Sprockets 39-tooth rear sprocket delivers the precise gear ratio and durability you need to maintain peak performance,...12100071- SKU:
- 12100071
- Availability:
- Ships Same Business Day
- Weight:
- 1.91 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- MODEL:
- KAWASAKI
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 39
- CHAIN SIZE:
- 525
- UNITS:
- EACH
MSRP: $34.45Now: $30.66Was: $34.45 -
On Sale
JT SPROCKETS Sprocket - Rear - Suzuki - 42-Tooth JTR1791.42
JT SPROCKETS
MSRP: $32.53Now: $28.95Was: $32.53A worn or damaged rear sprocket directly impacts your power delivery, acceleration response, and overall drivetrain efficiency. The JT Sprockets 42-tooth rear sprocket is computer-designed to deliver maximum strength without unnecessary weight, ensuring...12100074- SKU:
- 12100074
- Availability:
- Ships Same Business Day
- Weight:
- 2.06 LBS
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 42
- CHAIN SIZE:
- 525
- MODEL:
- SUZUKI
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
MSRP: $32.53Now: $28.95Was: $32.53 -
On Sale
JT SPROCKETS Sprocket - Rear - Suzuki - 43-Tooth JTR1791.43
JT SPROCKETS
MSRP: $38.30Now: $34.09Was: $38.30A worn or damaged rear sprocket directly compromises acceleration, top-end speed, and chain longevity—making a quality replacement essential for consistent performance. JT's 43-tooth sprocket delivers the strength and precision needed for demanding track...12100075- SKU:
- 12100075
- Availability:
- Ships Same Business Day
- Weight:
- 2.31 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 525
- MATERIAL:
- STEEL
- MODEL:
- SUZUKI
- PRODUCT NAME:
- SPROCKET
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 43
MSRP: $38.30Now: $34.09Was: $38.30 -
On Sale
JT SPROCKETS Sprocket - Rear - Suzuki/Triumph - 41-Tooth JTR1792.41
JT SPROCKETS
MSRP: $36.70Now: $32.66Was: $36.70A worn or damaged rear sprocket compromises your bike's acceleration, top-end performance, and overall drivetrain reliability. The JT Sprockets 41-tooth rear sprocket delivers consistent power transfer with minimal wear, engineered through computer...12100076- SKU:
- 12100076
- Availability:
- Ships Same Business Day
- Weight:
- 1.63 LBS
- CHAIN SIZE:
- 525
- MOUNTING POSITION:
- REAR
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 41
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
MSRP: $36.70Now: $32.66Was: $36.70 -
On Sale
JT SPROCKETS Sprocket - Rear - Triumph - 43-Tooth JTR1792.43
JT SPROCKETS
MSRP: $36.70Now: $32.66Was: $36.70A worn or mismatched rear sprocket compromises acceleration, top-end performance, and chain longevity. The JT Sprockets 43-tooth rear sprocket delivers precise power delivery and exceptional durability through computer-optimized design and premium...12100077- SKU:
- 12100077
- Availability:
- Ships Same Business Day
- Weight:
- 2.02 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 43
MSRP: $36.70Now: $32.66Was: $36.70 -
On Sale
JT SPROCKETS Sprocket - Rear - Suzuki/Triumph - 44-Tooth JTR1792.44
JT SPROCKETS
MSRP: $36.70Now: $32.66Was: $36.70A worn or undersized rear sprocket robs your Suzuki or Triumph of acceleration and overall drivetrain efficiency. JT's 44-tooth sprocket delivers the precise geometry and durability needed for consistent power delivery, whether you're pushing hard on...12100078- SKU:
- 12100078
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 44
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
MSRP: $36.70Now: $32.66Was: $36.70 -
On Sale
JT SPROCKETS Sprocket - Rear - Suzuki - 42-Tooth JTR1793.42
JT SPROCKETS
MSRP: $32.53Now: $28.95Was: $32.53A worn or undersized rear sprocket directly impacts your acceleration, top-end speed, and overall powertrain efficiency. The JT SPROCKETS 42-tooth rear sprocket is engineered to deliver maximum durability without excess weight, ensuring your Suzuki...12100079- SKU:
- 12100079
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- CHAIN SIZE:
- 520
- MODEL:
- SUZUKI
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 42
- UNITS:
- EACH
MSRP: $32.53Now: $28.95Was: $32.53 -
On Sale
JT SPROCKETS Sprocket - Rear - Suzuki - 45-Tooth JTR1793.45
JT SPROCKETS
MSRP: $32.53Now: $28.95Was: $32.53A worn or incorrect sprocket throws off your entire drivetrain's performance—robbing you of acceleration, fuel efficiency, and chain longevity. The JT Sprockets 45-tooth rear sprocket for Suzuki is engineered to deliver predictable power transfer with...12100080- SKU:
- 12100080
- Availability:
- Ships Same Business Day
- Weight:
- 1.97 LBS
- CHAIN SIZE:
- 520
- MODEL:
- SUZUKI
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
MSRP: $32.53Now: $28.95Was: $32.53 -
On Sale
JT SPROCKETS Sprocket - Rear - Triumph - 43-Tooth JTR1800.43
JT SPROCKETS
MSRP: $41.75Now: $37.16Was: $41.75A properly sized rear sprocket is fundamental to your bike's power delivery and acceleration characteristics—choose the wrong tooth count and you'll sacrifice either top-end speed or low-end responsiveness. The JT Sprockets 43-tooth rear sprocket for...12100081- SKU:
- 12100081
- Availability:
- Ships Same Business Day
- Weight:
- 2.16 LBS
- MATERIAL:
- STEEL
- TYPE:
- DRIVE
- UNITS:
- EACH
- COLOR/FINISH:
- NATURAL
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 43
- PRODUCT NAME:
- SPROCKET
MSRP: $41.75Now: $37.16Was: $41.75 -
On Sale
JT SPROCKETS Sprocket - Rear - Suzuki - 45-Tooth JTR807.45
JT SPROCKETS
MSRP: $37.63Now: $33.49Was: $37.63A worn or incorrect rear sprocket directly impacts your acceleration, top-end speed, and overall drivetrain efficiency—making sprocket selection critical for both track performance and reliability. The JT Sprockets 45-tooth rear sprocket delivers the...12100100- SKU:
- 12100100
- Availability:
- Ships Same Business Day
- Weight:
- 2.71 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 45
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
MSRP: $37.63Now: $33.49Was: $37.63 -
On Sale
JT SPROCKETS Sprocket - Rear - Suzuki - 47-Tooth JTR807.47
JT SPROCKETS
MSRP: $41.80Now: $37.20Was: $41.80A worn or undersized rear sprocket robs your Suzuki of acceleration and top-end performance. The JT Sprockets 47-tooth rear sprocket restores optimal power delivery and chain engagement through precision engineering and high-grade materials that...12100102- SKU:
- 12100102
- Availability:
- Ships Same Business Day
- Weight:
- 2.80 LBS
- MATERIAL:
- STEEL
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 47
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
MSRP: $41.80Now: $37.20Was: $41.80Qty in Cart: 0Quantity:Price:MSRP: $41.80Now: $37.20Was: $41.80Subtotal: -
On Sale
JT SPROCKETS Sprocket - Rear - Suzuki - 42-Tooth JTR810.42
JT SPROCKETS
MSRP: $22.65Now: $20.16Was: $22.65A worn or mismatched rear sprocket directly impacts your power delivery, acceleration, and overall drivetrain efficiency. The JT Sprockets 42-Tooth rear sprocket is engineered for Suzuki applications using computer-optimized design and premium C45...12100103- SKU:
- 12100103
- Availability:
- Ships Same Business Day
- Weight:
- 1.51 LBS
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 42
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
MSRP: $22.65Now: $20.16Was: $22.65Qty in Cart: 0Quantity:Price:MSRP: $22.65Now: $20.16Was: $22.65Subtotal: -
On Sale
JT SPROCKETS Sprocket - Rear - KTM - 42-Tooth JTR899.42
JT SPROCKETS
MSRP: $34.33Now: $30.55Was: $34.33A worn or damaged rear sprocket directly impacts acceleration, top-end power delivery, and chain wear rates—making sprocket selection critical to your bike's overall drivetrain efficiency. The JT Sprockets 42-tooth rear sprocket delivers the durability...12100104- SKU:
- 12100104
- Availability:
- Ships Same Business Day
- Weight:
- 1.52 LBS
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 42
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
MSRP: $34.33Now: $30.55Was: $34.33 -
On Sale
JT SPROCKETS Sprocket - Rear - Suzuki - 42-Tooth JTR2011.42
JT SPROCKETS
MSRP: $38.73Now: $34.47Was: $38.73A worn or undersized rear sprocket directly impacts your acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 42-Tooth rear sprocket delivers the precise gear ratio optimization your Suzuki needs to maximize power transfer...12100705- SKU:
- 12100705
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 42
- CHAIN SIZE:
- 530
- MODEL:
- TRIUMPH
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
MSRP: $38.73Now: $34.47Was: $38.73 -
On Sale
JT SPROCKETS Sprocket - Rear - Yamaha - 45-Tooth JTR1869.45
JT SPROCKETS
MSRP: $23.20Now: $20.65Was: $23.20A worn or undersized rear sprocket robs your Yamaha of acceleration and top-end performance. The JT Sprockets 45-tooth rear sprocket delivers the precise gear ratio and durability your bike needs to transfer power efficiently without premature wear or...12100728- SKU:
- 12100728
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
- MODEL:
- YAMAHA
- MOUNTING POSITION:
- REAR
- MATERIAL:
- STEEL
- UNITS:
- EACH
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
MSRP: $23.20Now: $20.65Was: $23.20 -
On Sale
JT SPROCKETS Counter-Shaft Sprocket - 18-Tooth JTF423.18RB
JT SPROCKETS
MSRP: $17.68Now: $15.74Was: $17.68A worn or suboptimal counter-shaft sprocket directly reduces throttle response and power delivery to the rear wheel. The JT Sprockets 18-tooth counter-shaft sprocket is computer-engineered to maximize strength while minimizing rotational mass, giving you...12121708- SKU:
- 12121708
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 18
- MATERIAL:
- C49 HIGH CARBON STEEL
- MATERIAL:
- RUBBER
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- COLOR/FINISH:
- NATURAL
- MODEL:
- RUBBER-CUSHIONED
- PRODUCT NAME:
- SPROCKET
- STYLE:
- CUSHIONED
- COLOR/FINISH:
- BLACK
- MOUNTING POSITION:
- FRONT
MSRP: $17.68Now: $15.74Was: $17.68 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF404.16
JT SPROCKETS
MSRP: $20.20Now: $17.98Was: $20.20A properly sized counter shaft sprocket is critical for optimizing your bike's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 16-tooth counter shaft sprocket delivers precision engineering and durability without...12121167- SKU:
- 12121167
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MODEL:
- BMW
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 16
MSRP: $20.20Now: $17.98Was: $20.20
