Dirt Bike Drivetrain
Dirt Bike Drivetrain Parts at JJ Motorsports
Enhance your dirt bike’s power transfer with premium drivetrain parts from JJ Motorsports. Find heavy-duty chains, front and rear sprockets, and clutch components designed to withstand intense riding demands. Combine these with other motocross gear and parts to maximize acceleration and ride efficiency on the track or trail.
Shop trusted brands like JT Chains for sealed chains and Renthal for ultralight sprockets. Explore related categories such as Dirt Bike Engine Parts for power upgrades or Dirt Bike Exhaust for complete tuning.
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
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Sunstar Countershaft Sprocket 520 Chain 10 Tooth Kawasaki KDX200 31510
SUNSTAR SPROCKETS
$24.95Upgrade your motorcycle's performance with the SUNSTAR Countershaft Sprocket, designed for exceptional strength and longevity. Crafted from premium case-hardened chromoly steel, this sprocket ensures superior durability while resisting rust and corrosion...12120291- SKU:
- 12120291
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 10
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
$24.95Qty in Cart: 0Quantity:Price:$24.95Subtotal: -
Sunstar 14-Tooth Front Counter Shaft Sprocket for Honda CRF250R 2004-2017 31214
SUNSTAR SPROCKETS
$26.95Experience superior performance with the SUNSTAR 14-Tooth Counter Shaft Sprocket, expertly crafted from case-hardened chromoly steel. Designed for maximum strength and durability, this sprocket features a Parkerizing surface treatment that effectively...12120093- SKU:
- 12120093
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- TOOTH COUNT:
- 14
$26.95Qty in Cart: 0Quantity:Price:$26.95Subtotal: -
REGINA 420 RH2 Series - Chain - 120 Links 124RH2/00D
REGINA
$53.95Developed to withstand the severe stresses of off-road riding, Larger diameter alloy carbon steel pins and thicker plates offer increase tensile strength and fatigue resistance, Extended bushings and solid rollers provide improved durability, Clip type...12200282- SKU:
- 12200282
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 85 CC
- CHAIN SIZE:
- 420
- CHAIN TYPE:
- 420 RH2
- COLOR/FINISH:
- GOLD
- MASTER LINK CONNECTOR:
- CLIP
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- SEAL TYPE:
- NON-SEAL
- NUMBER OF LINKS:
- 120
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- TENSILE STRENGTH METRIC:
- 20 KN
- MODEL:
- RH SERIES
- TENSILE STRENGTH IMPERIAL:
- 4497 LB
- UNITS:
- EACH
$53.95 -
REGINA 520 RX3 Series - Chain - 110 Links 135RX3/008
REGINA
$111.95The ultimate off-road chain, developed to withstand the severe stresses of off-road riding, yet lightweight with maximum performance, Featuring specially shaped bushings and chromized pins for reduced elongation and maximum wear resistance, Larger...12210090- SKU:
- 12210090
- Availability:
- Ships Same Business Day
- Weight:
- 4.45 LBS
- COLOR/FINISH:
- GOLD
- MASTER LINK CONNECTOR:
- CLIP
- SEAL TYPE:
- NON-SEAL
- CHAIN TYPE:
- 520 RX3
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 600 CC
- MODEL:
- RX SERIES
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- NUMBER OF LINKS:
- 110
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
- TENSILE STRENGTH IMPERIAL:
- 7643 LB
- TENSILE STRENGTH METRIC:
- 34 KN
- RIDING STYLE:
- UTV
$111.95 -
REGINA 520 ZSE - Drive Chain - 120 Links 135ZSE/1004
REGINA
$164.95High carbon alloy steel, Narrow z-ring shrinks width and reduces articulation friction, Gold colored outer plates12220578- SKU:
- 12220578
- Availability:
- Ships Same Business Day
- Weight:
- 4.30 LBS
- CHAIN TYPE:
- 520 ZSE
- COLOR/FINISH:
- GOLD
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON ALLOY STEEL
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MODEL:
- ZSE SERIES
- NUMBER OF LINKS:
- 120
- PRODUCT NAME:
- DRIVE CHAIN
- SEAL TYPE:
- Z-RING
- TENSILE STRENGTH IMPERIAL:
- 7598 LB
- TENSILE STRENGTH METRIC:
- 33.8 KN
$164.95 -
REGINA 520 ZSE - Drive Chain - 130 Links 135ZSE/1005
REGINA
$158.95High carbon alloy steel, Narrow z-ring shrinks width and reduces articulation friction, Gold colored outer plates12220579- SKU:
- 12220579
- Availability:
- Ships Same Business Day
- Weight:
- 4.65 LBS
- CHAIN TYPE:
- 520 ZSE
- COLOR/FINISH:
- GOLD
- RIDING STYLE:
- OFF-ROAD
- TENSILE STRENGTH IMPERIAL:
- 7598 LB
- TENSILE STRENGTH METRIC:
- 33.8 KN
- CHAIN SIZE:
- 520
- MODEL:
- ZSE SERIES
- PRODUCT NAME:
- DRIVE CHAIN
- SEAL TYPE:
- Z-RING
- MATERIAL:
- CARBON ALLOY STEEL
- NUMBER OF LINKS:
- 130
- UNITS:
- EACH
$158.95Qty in Cart: 0Quantity:Price:$158.95Subtotal: -
T.M. DESIGNWORKS Chain Slider - Honda - Black DCS-H20-BK
T.M. DESIGNWORKS
$65.95Precision made by TMD with our exclusive oil additive low friction chain material, Race tested with our rear plate tab that keeps the chain in line and reduces loose chain problems, Comes with our noise dampening pads and testing has shown this to be an...12311096- SKU:
- 12311096
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- CHAIN SLIDER
- COLOR/FINISH:
- BLACK
$65.95Qty in Cart: 0Quantity:Price:$65.95Subtotal: -
T.M. DESIGNWORKS Frame Pad - Yamaha - Blue YZM-LCG-BU
T.M. DESIGNWORKS
$25.95The lower frame pad has extended length to control the chain to rear wheel, Special lower plastic pad that mounts under chain slider on the frame, The stock part is made from high drag rubber with a flat surface, Powerlip top increases speed and lowers...12311159- SKU:
- 12311159
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FRAME
- COLOR/FINISH:
- BLUE
- MOUNTING POSITION:
- LOWER
- PRODUCT NAME:
- FRAME PAD
- UNITS:
- EACH
- MATERIAL:
- PLASTIC
$25.95Qty in Cart: 0Quantity:Price:$25.95Subtotal: -
T.M. DESIGNWORKS Chain Guide - Gas Gas - Black RCG-GGM-BK
T.M. DESIGNWORKS
$102.95Exclusive Plastic formula “RMS” (Return Memory System) is so guide returns to center on impact., The only guide with a UV protection to resist color fade, and an oil additive to reduce friction.12311162- SKU:
- 12311162
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- CHAIN GUIDE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
$102.95Qty in Cart: 0Quantity:Price:$102.95Subtotal: -
T.M. DESIGNWORKS Chain Guide - Gas Gas - Red RCG-GGM-RD
T.M. DESIGNWORKS
$102.95Exclusive Plastic formula “RMS” (Return Memory System) is so guide returns to center on impact., The only guide with a UV protection to resist color fade, and an oil additive to reduce friction.12311163- SKU:
- 12311163
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- CHAIN GUIDE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- RED
$102.95Qty in Cart: 0Quantity:Price:$102.95Subtotal: -
T.M. DESIGNWORKS Chain Guide - Yamaha - Black RCG-YZ3-BK
T.M. DESIGNWORKS
$112.95Exclusive Plastic formula “RMS” (Return Memory System) is so guide returns to center on impact., The only guide with a UV protection to resist color fade, and an oil additive to reduce friction.12311209- SKU:
- 12311209
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PRODUCT NAME:
- CHAIN GUIDE
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
$112.95 -
T.M. DESIGNWORKS Wear Block & Hardware RCG-KT50-WP
T.M. DESIGNWORKS
$20.95A more durable, longer lasting replacement, Holds up better to mud & sand compared to the production wear pad, Oil impregnated for low surface drag and UV protected, Includes 2 new alloy connection pins and countersunk bolts to hold and squeeze the parts...12311256- SKU:
- 12311256
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- WEAR BLOCK
$20.95Qty in Cart: 0Quantity:Price:$20.95Subtotal: -
T.M. DESIGNWORKS Chain Guide/Slider - Honda - Black HCP-H04-BK
T.M. DESIGNWORKS
$231.95The kit includes front slider, lower frame pad & FE #2 rear guide with replaceable wear pad., Noise dampening pad system lowers chain slap noise., A special chain guidance backing plate keeps the chain constantly centered to improve suspension., The...12311279- SKU:
- 12311279
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
- PRODUCT NAME:
- CHAIN GUIDE AND SLIDER KIT
- RIDING STYLE:
- OFF-ROAD
$231.95Qty in Cart: 0Quantity:Price:$231.95Subtotal: -
T.M. DESIGNWORKS Chain Guide/Slider - Husky - Black DCK-HQV-BK
T.M. DESIGNWORKS
$189.95The kit includes front slider, lower frame pad & FE #2 rear guide with replaceable wear pad., Noise dampening pad system lowers chain slap noise., A special chain guidance backing plate keeps the chain constantly centered to improve suspension., The...12311347- SKU:
- 12311347
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- PRODUCT NAME:
- CHAIN GUIDE AND SLIDER KIT
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
$189.95Qty in Cart: 0Quantity:Price:$189.95Subtotal: -
JT CHAINS 420 HDR - Heavy Duty Drive Chain - Steel - 116 Links JTC420HDR116SL
JT CHAINS
$15.46JT Chains produces a full range of superior quality motorcycle chains using leading-edge technology and only the highest grade of special steel alloys, Specifications of the JT advanced power transfer chains meet or exceed the requirements of all modern...12200119- SKU:
- 12200119
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- COLOR/FINISH:
- GRAY
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 150 CC
- NUMBER OF LINKS:
- 116
- TENSILE STRENGTH IMPERIAL:
- 4407 LB
- WEIGHT:
- 0,74 KG/100 LINKS
- CHAIN TYPE:
- 420 HDR
- CHAIN SIZE:
- 420
- COLOR/FINISH:
- RAW
- MASTER LINK CONNECTOR:
- CLIP
- MATERIAL:
- STEEL
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 150 CC
- MODEL:
- HDR SERIES
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- SEAL TYPE:
- NON-SEAL
$15.46Qty in Cart: 0Quantity:Price:$15.46Subtotal: -
JT CHAINS 420 HDR - Heavy Duty Drive Chain - Steel - 126 Links JTC420HDR126SL
JT CHAINS
$16.80JT Chains produces a full range of superior quality motorcycle chains using leading-edge technology and only the highest grade of special steel alloys, Specifications of the JT advanced power transfer chains meet or exceed the requirements of all modern...12200123- SKU:
- 12200123
- Availability:
- Ships Same Business Day
- Weight:
- 2.15 LBS
- COLOR/FINISH:
- GRAY
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- CHAIN SIZE:
- 420
- COLOR/FINISH:
- RAW
- MASTER LINK CONNECTOR:
- CLIP
- MATERIAL:
- STEEL
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 150 CC
- MODEL:
- HDR SERIES
- NUMBER OF LINKS:
- 126
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- SEAL TYPE:
- NON-SEAL
- CHAIN TYPE:
- 420 HDR
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 150 CC
- TENSILE STRENGTH IMPERIAL:
- 4407 LB
- WEIGHT:
- 0,74 KG/100 LINKS
$16.80Qty in Cart: 0Quantity:Price:$16.80Subtotal: -
JT CHAINS 420 HDR - Heavy Duty Drive Chain - Steel - 130 Links JTC420HDR130SL
JT CHAINS
$17.31JT Chains produces a full range of superior quality motorcycle chains using leading-edge technology and only the highest grade of special steel alloys, Specifications of the JT advanced power transfer chains meet or exceed the requirements of all modern...12200125- SKU:
- 12200125
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- MATERIAL:
- STEEL
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 150 CC
- SEAL TYPE:
- NON-SEAL
- TENSILE STRENGTH IMPERIAL:
- 4407 LB
- NUMBER OF LINKS:
- 130
- UNITS:
- EACH
- WEIGHT:
- 0,74 KG/100 LINKS
- CHAIN SIZE:
- 420
- COLOR/FINISH:
- GRAY
- COLOR/FINISH:
- RAW
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 150 CC
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
- CHAIN TYPE:
- 420 HDR
- MASTER LINK CONNECTOR:
- CLIP
- MODEL:
- HDR SERIES
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
$17.31Qty in Cart: 0Quantity:Price:$17.31Subtotal: -
Sunstar Rear Sprocket 50T for KTM 125-500 1991-2019 Husaberg 125-501 2000-2019 Husqvarna 125-701 2014-2022 5-354750
SUNSTAR SPROCKETS
$88.95Experience unmatched performance with the SUNSTAR Rear Sprocket, designed specifically for Husaberg, Husqvarna, and KTM motorcycles. Crafted from aerospace-grade 7075 T-6 aluminum, this sprocket combines lightweight design with exceptional strength and...12111338- SKU:
- 12111338
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- WORKS/ORANGE
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
$88.95Qty in Cart: 0Quantity:Price:$88.95Subtotal: -
REGINA 428 RX3 Series - Rivet Connecting Link 19/126RX3
REGINA
$5.00Replacement connecting link12250212- SKU:
- 12250212
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- TYPE:
- RIVET
- UNITS:
- EACH
- COLOR/FINISH:
- GOLD
- PRODUCT NAME:
- CONNECTING LINK
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- RX SERIES
- NUMBER OF LINKS:
- 1
- CHAIN TYPE:
- 428 RX3
$5.00Qty in Cart: 0Quantity:Price:$5.00Subtotal: -
REGINA 415 RH2 Series - Chain - 110 Links 90RH2/004
REGINA
$38.95Developed to withstand the severe stresses of off-road riding, Larger diameter alloy carbon steel pins and thicker plates offer increased tensile strength and fatigue resistance, Extended bushings and solid rollers provide improved durability, Clip type...12200109- SKU:
- 12200109
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 85 CC
- CHAIN SIZE:
- 415
- COLOR/FINISH:
- GOLD
- MASTER LINK CONNECTOR:
- CLIP
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- SEAL TYPE:
- NON-SEAL
- NUMBER OF LINKS:
- 110
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
- TENSILE STRENGTH IMPERIAL:
- 4384 LB
- CHAIN TYPE:
- 415 RH2
- MODEL:
- RH SERIES
- RIDING STYLE:
- ATV
- TENSILE STRENGTH METRIC:
- 19.5 KN
- UNITS:
- EACH
$38.95
