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
-
REGINA 525 HPE - Drive Chain - 116 Links 137HPE/1005
REGINA
$370.95If you're tired of frequent chain maintenance cutting into ride time and eating into your budget, the REGINA 525 HPE delivers a solution that actually works. Its Tetrahedral Amorphous Carbon coating...12240229- SKU:
- 12240229
- Availability:
- Ships Same Business Day
- Weight:
- 5.40 LBS
$370.95 -
REGINA 525 HPE - Drive Chain - 118 Links 137HPE/1006
REGINA
$376.95If you're running a high-performance drivetrain, chain efficiency directly impacts power delivery and fuel consumption. The REGINA 525 HPE eliminates the maintenance burden of constant re-lubrication...12240230- SKU:
- 12240230
- Availability:
- Ships Same Business Day
- Weight:
- 5.65 LBS
$376.95 -
REGINA 525 HPE - Drive Chain - 128 Links 137HPE/1010
REGINA
$473.95If you're running a 525 chain on your sport bike or track machine, the REGINA 525 HPE delivers measurable gains in drivetrain efficiency and eliminates the maintenance headache of constant...12240235- SKU:
- 12240235
- Availability:
- Ships Same Business Day
- Weight:
- 5.90 LBS
$473.95 -
On Sale
JT SPROCKETS Rear Sprocket - 41 Tooth - CBR600 JTR1307.41
JT SPROCKETS
MSRP: $36.25Now: $32.26Was: $36.25The rear sprocket is a critical drivetrain component that directly affects your CBR600's acceleration, top speed, and engine efficiency. A worn or incorrect sprocket creates power loss, increases...12100698- SKU:
- 12100698
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
MSRP: $36.25Now: $32.26Was: $36.25 -
On Sale
JT SPROCKETS Rear Sprocket - 48 Tooth - Suzuki JTR1792.48
JT SPROCKETS
MSRP: $39.38Now: $35.05Was: $39.38A properly sized rear sprocket is fundamental to your motorcycle's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 48-tooth rear sprocket for Suzuki models delivers...12102686- SKU:
- 12102686
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
MSRP: $39.38Now: $35.05Was: $39.38 -
On Sale
JT SPROCKETS Rear Sprocket - 43 Tooth - Kawasaki JTR488.43
JT SPROCKETS
MSRP: $39.33Now: $35.00Was: $39.33A worn or mismatched rear sprocket directly impacts your Kawasaki's acceleration, top speed, and overall drivetrain efficiency. The JT Sprockets 43-tooth rear sprocket delivers the durability and...12102705- SKU:
- 12102705
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
MSRP: $39.33Now: $35.00Was: $39.33 -
On Sale
JT SPROCKETS Rear Sprocket - 40 Tooth - G310GS/R JTR5.40
JT SPROCKETS
MSRP: $31.13Now: $27.71Was: $31.13A worn or undersized rear sprocket directly impacts your G310GS/R's acceleration, top-end speed, and overall drivetrain efficiency. This JT 40-tooth sprocket delivers the precision engineering and...12102711- SKU:
- 12102711
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
MSRP: $31.13Now: $27.71Was: $31.13 -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Ducati JTF740.15RB
JT SPROCKETS
MSRP: $25.48Now: $22.68Was: $25.48A worn or mismatched countershaft sprocket directly impacts your Ducati's acceleration response and overall drivetrain efficiency. Upgrading to JT's precision-engineered 15-tooth sprocket restores...12121694- SKU:
- 12121694
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
MSRP: $25.48Now: $22.68Was: $25.48 -
On Sale
JT SPROCKETS Countershaft Sprocket - 15 Tooth - Suzuki/Yamaha JTF424.15
JT SPROCKETS
MSRP: $15.50Now: $13.80Was: $15.50Your countershaft sprocket is the direct link between engine output and wheel speed, making its condition critical to acceleration response and overall drivetrain efficiency. A worn or damaged...12121978- SKU:
- 12121978
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
MSRP: $15.50Now: $13.80Was: $15.50Qty in Cart: 0Quantity:Price:MSRP: $15.50Now: $13.80Was: $15.50Subtotal: -
REGINA 520 HPE - Drive Chain - 112 Links 135HPE/1005
REGINA
$301.95If you're tired of constant chain maintenance cutting into ride time, the REGINA 520 HPE eliminates the need for frequent re-lubrication while delivering the same durability as a traditionally...12240243- SKU:
- 12240243
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$301.95 -
REGINA 520 HPE - Drive Chain - 114 Links 135HPE/1006
REGINA
$306.95If you're tired of constant chain maintenance and lube cleanup eating into your riding time, the REGINA 520 HPE delivers the efficiency of a properly maintained chain without the tedious upkeep. Its...12240244- SKU:
- 12240244
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$306.95 -
REGINA 520 HPE - Drive Chain - 118 Links 135HPE/1008
REGINA
$317.95If you're tired of constant chain maintenance cutting into ride time, the REGINA 520 HPE eliminates the need for periodic re-lubrication while delivering the same mileage you'd get from a regularly...12240246- SKU:
- 12240246
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$317.95Qty in Cart: 0Quantity:Price:$317.95Subtotal: -
REGINA 520 HPE - Drive Chain - 108 Links 135HPE/1003
REGINA
$290.95If you're tired of chain maintenance consuming your riding time and budget, the REGINA 520 HPE eliminates the need for frequent re-lubrication while delivering the same reliable mileage as a...12240241- SKU:
- 12240241
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$290.95 -
On Sale
RK 420 MRU - Chain - 120 Links - Black BL420MRU-120
RK
MSRP: $160.04Now: $144.04Was: $160.04If you're running a Honda Monkey or Grom, chain longevity and minimal maintenance directly impact your ride's reliability and your wallet. The RK 420 MRU delivers 4x longer service life compared to...12210425- SKU:
- 12210425
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
MSRP: $160.04Now: $144.04Was: $160.04 -
On Sale
RK 428 MXZ1 - Chain - 110 Links - Gold GB428MXZ1-110
RK
MSRP: $68.33Now: $61.50Was: $68.33Mini MX and SX racing demands a chain that can withstand aggressive acceleration, high RPM shifts, and repeated impact loads without breaking or stretching. The RK 428 MXZ1 delivers the durability...12210472- SKU:
- 12210472
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
MSRP: $68.33Now: $61.50Was: $68.33 -
On Sale
RK 428 MXZ1 - Chain - 120 Links - Gold GB428MXZ1-120
RK
MSRP: $74.57Now: $67.11Was: $74.57Mini MX and SX racing demands a chain that can handle the intense power delivery and rapid acceleration cycles of competitive racing. The RK 428 MXZ1 delivers the durability and strength required to...12210476- SKU:
- 12210476
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
MSRP: $74.57Now: $67.11Was: $74.57 -
On Sale
RK 428 MXZ1 - Chain - 134 Links - Gold GB428MXZ1-134
RK
MSRP: $83.24Now: $74.92Was: $83.24If you're serious about mini MX or SX racing, your chain is the critical link between your engine's power and the track. The RK 428 MXZ1 delivers the durability and precision required for competitive...12210481- SKU:
- 12210481
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
MSRP: $83.24Now: $74.92Was: $83.24 -
On Sale
RK 520 XRE - Drive Chain - 118 Links 520XRE-118
RK
MSRP: $151.24Now: $136.12Was: $151.24A motorcycle chain is your direct connection between engine power and wheel traction—which is why OE replacement demands precision engineering, not compromises. The RK 520 XRE delivers the durability...12231861- SKU:
- 12231861
- Availability:
- Ships Same Business Day
- Weight:
- 4.27 LBS
MSRP: $151.24Now: $136.12Was: $151.24Qty in Cart: 0Quantity:Price:MSRP: $151.24Now: $136.12Was: $151.24Subtotal: -
On Sale
RK 520 XRE - Drive Chain - 120 Links 520XRE-120
RK
MSRP: $153.79Now: $138.41Was: $153.79A chain is only as strong as its weakest link—literally. The RK 520 XRE delivers OE-quality reliability with race-proven durability, making it the smart choice for riders who demand consistent power...12231862- SKU:
- 12231862
- Availability:
- Ships Same Business Day
- Weight:
- 4.34 LBS
MSRP: $153.79Now: $138.41Was: $153.79Qty in Cart: 0Quantity:Price:MSRP: $153.79Now: $138.41Was: $153.79Subtotal: -
On Sale
RK 525 ZXW - Drive Chain - 120 Links - Red RR525ZXW-120
RK
MSRP: $266.46Now: $239.81Was: $266.46If you're running high-horsepower applications or extended swingarm setups, chain durability under extreme conditions is non-negotiable. The RK 525 ZXW delivers the proven strength and heat...12231917- SKU:
- 12231917
- Availability:
- Ships Same Business Day
- Weight:
- 5.70 LBS
MSRP: $266.46Now: $239.81Was: $266.46
