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
Renthal 525 R4 SRS Road Chain Replacement Master Link C345
RENTHAL
MSRP: $13.45Now: $12.11Was: $13.45A worn or damaged master link compromises your entire chain's integrity, risking mechanical failure at critical moments on the road. The Renthal 525 R4 SRS Road Chain Replacement Master Link C345...12250086- SKU:
- 12250086
- Availability:
- Ships Same Business Day
- Weight:
- 3.05 LBS
- CHAIN TYPE:
- 525 R4 SRS
- NUMBER OF LINKS:
- 1
- COLOR/FINISH:
- GOLD
- TYPE:
- RIVET
- PRODUCT NAME:
- CONNECTING LINK
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $13.45Now: $12.11Was: $13.45Qty in Cart: 0Quantity:Price:MSRP: $13.45Now: $12.11Was: $13.45Subtotal: -
On Sale
Renthal 520 RR4 SRS Road Race Chain Replacement Master Link C378
RENTHAL
MSRP: $15.95Now: $14.36Was: $15.95If you're running a Renthal RR4 SRS 520 chain at the track, your master link is the critical connection point between power delivery and reliability. A worn or compromised master link introduces...12250088- SKU:
- 12250088
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CHAIN TYPE:
- 520 RR4 SRS
- COLOR/FINISH:
- GOLD
- PRODUCT NAME:
- CONNECTING LINK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- NUMBER OF LINKS:
- 1
MSRP: $15.95Now: $14.36Was: $15.95 -
On Sale
Renthal 525 R4 SRS Road Chain 110 Links Gold C339
RENTHAL
MSRP: $299.45Now: $269.51Was: $299.45Chain degradation is inevitable on high-powered sportbikes—but premature failure doesn't have to be. The Renthal 525 R4 SRS Road Chain uses Self Regulating Seal technology to lock in lubrication and...12230085- SKU:
- 12230085
- Availability:
- Ships Same Business Day
- Weight:
- 5.10 LBS
- CHAIN SIZE:
- 525
- CHAIN TYPE:
- 525 R4 SRS
- SEAL TYPE:
- SELF REGULATING SEAL (SRS)
- COLOR/FINISH:
- GOLD
- MODEL:
- R4
- MASTER LINK CONNECTOR:
- RIVET
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 1300 CC
- NUMBER OF LINKS:
- 110
- TENSILE STRENGTH IMPERIAL:
- 9217 LB
- TENSILE STRENGTH METRIC:
- 41 KN
- UNITS:
- EACH
MSRP: $299.45Now: $269.51Was: $299.45 -
On Sale
Renthal 45T Rear Sprocket for Honda 411U-520-45P-HA
RENTHAL
MSRP: $99.82Now: $89.84Was: $99.82If you're running a 520 chain on your Honda, sprocket wear directly impacts acceleration response and chain longevity. The Renthal 45T delivers the weight savings and precision engineering needed to...R411U52045HA- SKU:
- R411U52045HA
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- COLOR/FINISH:
- ANODIZED
- TOOTH COUNT:
- 45
- TYPE:
- REAR
- UNITS:
- EACH
MSRP: $99.82Now: $89.84Was: $99.82 -
On Sale
Renthal 41-Tooth Rear Sprocket 525 Pitch for Honda 404U-525-41P-HA
RENTHAL
MSRP: $104.95Now: $94.46Was: $104.95Reducing unsprung weight is one of the most effective ways to improve acceleration and handling response, and the Renthal 41-tooth rear sprocket delivers exactly that—cutting weight by 66% compared...12111687- SKU:
- 12111687
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- CHAIN SIZE:
- 525
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 41
MSRP: $104.95Now: $94.46Was: $104.95 -
On Sale
Renthal 47-Tooth Rear Sprocket for Suzuki Kawasaki 210U-525-47P-HA
RENTHAL
MSRP: $104.95Now: $94.46Was: $104.95Shaving unsprung weight while maintaining durability is critical for both track performance and off-road handling—this sprocket delivers on both fronts. The 7075-T6 aluminum construction gives you...12110186- SKU:
- 12110186
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- COLOR/FINISH:
- ANODIZED
- CHAIN SIZE:
- 525
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 47
MSRP: $104.95Now: $94.46Was: $104.95 -
On Sale
Renthal Rear Sprocket 43T 520 Chain Yamaha 210U-520-43P-HA
RENTHAL
MSRP: $99.82Now: $89.84Was: $99.82Reducing rotational mass directly improves acceleration and throttle response—critical gains whether you're racing against the clock or pushing harder on trail rides. The Renthal 43T rear sprocket...R210U52043HA- SKU:
- R210U52043HA
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 LBS
- COLOR/FINISH:
- ANODIZED
- UNITS:
- EACH
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 43
- TYPE:
- DRIVE
MSRP: $99.82Now: $89.84Was: $99.82 -
On Sale
Renthal Rear Sprocket 45T 530 Chain Yamaha 210U-530-45P-HA
RENTHAL
MSRP: $113.70Now: $102.33Was: $113.70If you're running a 530 chain on your Yamaha, sprocket selection directly impacts your power delivery and drivetrain longevity. The Renthal 45T rear sprocket cuts unsprung weight by 66% compared to...R210U53045HA- SKU:
- R210U53045HA
- Availability:
- Ships Same Business Day
- Weight:
- 0.94 LBS
- COLOR/FINISH:
- ANODIZED
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- MATERIAL:
- 7075-T6 ALUMINUM
- TYPE:
- DRIVE
- RIDING STYLE:
- STREET
MSRP: $113.70Now: $102.33Was: $113.70 -
On Sale
Renthal 44T Rear Sprocket for Yamaha 520 Chain 210U-520-44P-HA
RENTHAL
MSRP: $99.82Now: $89.84Was: $99.82If you're running a 520 chain setup on your Yamaha, sprocket choice directly impacts acceleration response and chain longevity. The Renthal 44T combines weight savings with durability—reducing...R210U52044HA- SKU:
- R210U52044HA
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- ANODIZED
- TOOTH COUNT:
- 44
- TYPE:
- DRIVE
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
MSRP: $99.82Now: $89.84Was: $99.82 -
On Sale
Renthal Ultralight Rear Sprocket 45T 520 Chain Honda Yamaha 404U-520-45P-HA
RENTHAL
MSRP: $99.82Now: $89.84Was: $99.82Reducing unsprung weight is one of the most direct ways to improve throttle response and corner speed on dirt bikes and sport bikes alike. The Renthal Ultralight 45T rear sprocket sheds 66% of the...R404U52045- SKU:
- R404U52045
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
- COLOR/FINISH:
- ANODIZED
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 45
- TYPE:
- REAR
MSRP: $99.82Now: $89.84Was: $99.82
