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!
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- Qty in Cart
- Quantity
- Price
- Subtotal
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GATES Drive Belt 49R4266
GATES
$187.45High-performance drive belts are only as reliable as their ability to handle shock loads and extreme temperatures—and the GATES 49R4266 is engineered specifically for next-generation forced induction platforms where standard belts fail. Its...11420904- SKU:
- 11420904
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
$187.45 -
JT CHAINS 520 HDS - Ultimate Competition Chain - Steel - 108 Links JTC520HDS108SL
JT CHAINS
$43.43The JT Chains 520 HDS is engineered for competitive motorsports where power transfer reliability directly impacts race results. Built from premium special steel alloys and manufactured with leading-edge technology, this chain delivers the strength and...12200208- SKU:
- 12200208
- Availability:
- Ships Same Business Day
- Weight:
- 3.95 LBS
$43.43 -
JT CHAINS X1R3 520 - Nickel - Clip Connecting Link JTC520X1R3NNSL
JT CHAINS
$3.66A worn or damaged connecting link can compromise your entire drivetrain's reliability, especially under high-rpm racing conditions. The JT CHAINS X1R3 520 Nickel Clip Connecting Link is a direct replacement that restores your chain's structural integrity...12250627- SKU:
- 12250627
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$3.66 -
JT CHAINS 530 X1R - Heavy Duty Drive Chain - 118 Links JTC530X1R118RL
JT CHAINS
$100.74Power transfer efficiency directly impacts acceleration, responsiveness, and reliability—especially under high-load conditions. The JT Chains 530 X1R is engineered with advanced steel alloys to withstand the demands of modern high-performance engines...12230506- SKU:
- 12230506
- Availability:
- Ships Same Business Day
- Weight:
- 5.40 LBS
$100.74Qty in Cart: 0Quantity:Price:$100.74Subtotal: -
JT SPROCKETS Sprocket - Rear - Suzuki - 44-Tooth JTR807.44
JT SPROCKETS
$37.63A worn or incorrect rear sprocket directly impacts your acceleration, top-end speed, and overall powertrain efficiency. The JT Sprockets 44-tooth rear sprocket is engineered to deliver reliable power transfer with minimal rotational mass, keeping your...12100468- SKU:
- 12100468
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
$37.63 -
JT SPROCKETS Sprocket - Front - Honda - 17-Tooth JTF1372.17RB
JT SPROCKETS
$20.58A quality front sprocket is critical to reliable power transfer and chain longevity—cheap replacements wear fast and can compromise your entire drivetrain. The JT Sprockets 17-tooth front sprocket combines OEM-proven engineering with precision heat...12121235- SKU:
- 12121235
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$20.58 -
JT SPROCKETS Countershaft Sprocket - 13 Tooth JTF546.13
JT SPROCKETS
$6.53A properly sized countershaft sprocket is critical for optimizing your engine's power delivery and acceleration characteristics. The JT Sprockets 13-tooth design delivers the strength-to-weight ratio demanded by high-RPM racing applications, whether...JTF54613- SKU:
- JTF54613
- Availability:
- Ships Same Business Day
- Weight:
- 0.17 LBS
$6.53 -
PARTS UNLIMITED 530H - Drive Chain - 102 Links T530H102
PARTS UNLIMITED
$38.95A reliable drive chain is the backbone of any high-performance drivetrain—it transmits power directly from your engine to the rear wheel, and any weakness here compromises acceleration, efficiency, and safety. The Parts Unlimited 530H delivers...T530H102- SKU:
- T530H102
- Availability:
- Ships Same Business Day
- Weight:
- 4.12 LBS
$38.95 -
PARTS UNLIMITED 530 PX Series - Rivet Connecting Link PURL530PX
PARTS UNLIMITED
$9.95A worn or damaged connecting link compromises chain integrity and can lead to catastrophic drivetrain failure mid-ride. The PARTS UNLIMITED 530 PX Series Rivet Connecting Link is a direct replacement engineered to restore your 530-pitch chain to factory...12250190- SKU:
- 12250190
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$9.95 -
RENTHAL R4-2 SRS Road Chain - 530 - Master Link C518
RENTHAL
$13.24A quality master link is the backbone of reliable chain performance—a weak connection point can cost you races or leave you stranded. The Renthal R4-2 SRS Master Link C518 is engineered to match the strength and precision of the R4-2 chain itself,...12250736- SKU:
- 12250736
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$13.24Qty in Cart: 0Quantity:Price:$13.24Subtotal: -
Renthal Ultralight Front Sprocket 14 Tooth 520 Chain 315V-520-14P
RENTHAL
$70.95A 14-tooth front sprocket is the go-to choice for riders prioritizing acceleration and low-end responsiveness, making it ideal for track work, street racing, and aggressive riding. This Renthal ultralight design cuts unsprung weight while maintaining the...12121915- SKU:
- 12121915
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$70.95 -
Renthal Ultralight Front Sprocket 15T 520 Chain 315V-520-15P
RENTHAL
$70.95Reducing unsprung weight is one of the most direct ways to improve your motorcycle's handling response and acceleration. The Renthal Ultralight Front Sprocket delivers measurable performance gains through precision engineering and material science—less...12121916- SKU:
- 12121916
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$70.95 -
Renthal Ultralight Front Sprocket 16T 520 Chain 315V-520-16P
RENTHAL
$70.95If you're running a 520 chain on your bike, this 16-tooth Renthal front sprocket delivers measurable improvements in acceleration and throttle response by cutting rotating mass without sacrificing durability. The CNC-machined ultralight profile reduces...12121917- SKU:
- 12121917
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
$70.95 -
Renthal Front Sprocket 16 Tooth Aprilia BMW 407--525-16P
RENTHAL
$70.95A lightweight front sprocket is one of the most direct ways to improve throttle response and acceleration on your Aprilia or BMW supersport. By reducing unsprung weight at the front wheel, the Renthal 16-tooth sprocket sharpens your bike's handling while...12121611- SKU:
- 12121611
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$70.95Qty in Cart: 0Quantity:Price:$70.95Subtotal: -
Renthal 15 Tooth Front Sprocket for Aprilia RSV4 1100 2015-2023 407--525-15P
RENTHAL
$70.95A 15-tooth front sprocket is the foundation of your RSV4's acceleration and mid-range punch. Renthal's case-hardened nickel-chromoly construction delivers the durability needed for track days and street aggression alike, while CNC precision ensures your...12121615- SKU:
- 12121615
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$70.95Qty in Cart: 0Quantity:Price:$70.95Subtotal: -
PARTS UNLIMITED Countershaft Sprocket - 14 Tooth - Kawasaki PU13144-035
PARTS UNLIMITED
$17.97A worn or damaged countershaft sprocket compromises power delivery to your rear wheel and can throw off your entire drivetrain geometry. This 14-tooth sprocket restores precise engagement with your chain, ensuring consistent acceleration and reliable...K222708- SKU:
- K222708
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$17.97 -
PARTS UNLIMITED Countershaft Sprocket - 18 Tooth - Suzuki D26-3169-18
PARTS UNLIMITED
$17.97A worn or damaged countershaft sprocket directly impacts your Suzuki's acceleration, throttle response, and overall drivetrain efficiency. This 18-tooth replacement restores OEM-spec performance while delivering the precision fit and durability you need...12121421- SKU:
- 12121421
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
$17.97 -
REGINA 420 OROY - Drive Chain - 120 Links 124OROY/007
REGINA
$33.95Off-road riding demands a chain that can handle constant stress from acceleration, deceleration, and rough terrain without premature failure. The REGINA 420 OROY delivers the durability and tensile strength needed to keep smaller bikes performing...12200094- SKU:
- 12200094
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
$33.95Qty in Cart: 0Quantity:Price:$33.95Subtotal: -
Renthal 17 Tooth Front Sprocket for Aprilia RSV4 1100 2021-2023 and BMW F650GS 2008 407--525-17P
RENTHAL
$70.95Dropping from a heavier stock sprocket to Renthal's 17-tooth design cuts unsprung weight and sharpens your bike's throttle response—critical for both track performance and everyday acceleration. The CNC-machined nickel-chromoly construction handles the...12121612- SKU:
- 12121612
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
$70.95 -
Renthal 40T Rear Sprocket 525 Chain Aprilia 478U-525-40P-HA
RENTHAL
$106.75Reducing unsprung weight is one of the most effective ways to improve motorcycle handling and acceleration—and this Renthal rear sprocket delivers exactly that. By swapping 33% of rotating mass for precision-engineered 7075-T6 aluminum, you'll feel...12112715- SKU:
- 12112715
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$106.75
