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Dirt Bike Drivetrain

Dirt Bike Drivetrain

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
  • Rekluse Manual Slave Cylinder Kit for 2016-2018 Husqvarna TC125 RMS-2400017

    Rekluse Manual Slave Cylinder Kit for 2016-2018 Husqvarna TC125 RMS-2400017

    REKLUSE

    $219.00
    If you're running a manual clutch system on your 2016-2018 Husqvarna TC125, the slave cylinder is critical to translating your input into precise engine engagement. A worn or inadequate slave cylinder creates mushy, unpredictable clutch feel—exactly what...
    11321386
    SKU:
    11321386
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    PRODUCT NAME:
    SLAVE CYLINDER
    COLOR/FINISH:
    HARD ANODIZED
    MATERIAL:
    BILLET ALUMINUM
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $219.00
    Subtotal:
  • Rekluse Slave Cylinder Kit Husaberg FE 450 2009-2012 RMS-2400019

    Rekluse Slave Cylinder Kit Husaberg FE 450 2009-2012 RMS-2400019

    REKLUSE

    $229.00
    If you're running a Husaberg FE 450 with a manual clutch system, the integrity of your slave cylinder directly impacts throttle response and clutch engagement consistency. A worn or failing slave cylinder introduces mushy feel, unpredictable actuation,...
    11321387
    SKU:
    11321387
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    UNITS:
    KIT
    PRODUCT NAME:
    SLAVE CYLINDER
    MATERIAL:
    BILLET ALUMINUM
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    HARD ANODIZED
    $229.00
    Qty in Cart: 0
    Quantity:
    Price:
    $229.00
    Subtotal:
  • Rekluse Manual Slave Cylinder Husqvarna FC450 2016-2021 RMS-2400021

    Rekluse Manual Slave Cylinder Husqvarna FC450 2016-2021 RMS-2400021

    REKLUSE

    $229.00
    If you're running a Rekluse manual clutch on your FC450, the quality of your slave cylinder directly impacts hydraulic responsiveness and clutch modulation—especially under race conditions. This hard-anodized billet aluminum replacement delivers the...
    11321388
    SKU:
    11321388
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    HARD ANODIZED
    PRODUCT NAME:
    SLAVE CYLINDER
    TYPE:
    CLUTCH
    MATERIAL:
    BILLET ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $229.00
    Qty in Cart: 0
    Quantity:
    Price:
    $229.00
    Subtotal:
  • Rekluse Slave Cylinder Kit KTM 250 EXC 2017-2019 RMS-2400026

    Rekluse Slave Cylinder Kit KTM 250 EXC 2017-2019 RMS-2400026

    REKLUSE

    $229.00
    If you're running a KTM 250 EXC and relying on a hydraulic clutch system, a worn or failing slave cylinder compromises your control and can leave you stranded. The Rekluse Slave Cylinder Kit RMS-2400026 is a direct OE replacement that restores full...
    11321389
    SKU:
    11321389
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    MATERIAL:
    BILLET ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    COLOR/FINISH:
    HARD ANODIZED
    PRODUCT NAME:
    SLAVE CYLINDER
    TYPE:
    CLUTCH
    $229.00
    Qty in Cart: 0
    Quantity:
    Price:
    $229.00
    Subtotal:
  • Rekluse Billet Slave Cylinder KTM 250 EXC-F 2017-2022 RMS-2400028

    Rekluse Billet Slave Cylinder KTM 250 EXC-F 2017-2022 RMS-2400028

    REKLUSE

    $229.00
    A worn or stock slave cylinder can introduce lag and inconsistency in your clutch modulation—compromising precision when you need it most. The Rekluse Billet Slave Cylinder RMS-2400028 eliminates that disconnect with a hard-anodized billet aluminum...
    11321390
    SKU:
    11321390
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    COLOR/FINISH:
    HARD ANODIZED
    MATERIAL:
    BILLET ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    SLAVE CYLINDER
    TYPE:
    CLUTCH
    $229.00
    Qty in Cart: 0
    Quantity:
    Price:
    $229.00
    Subtotal:
  • Rekluse Manual Slave Cylinder Kit for Beta 300 RR 2013-2017 RMS-2402030

    Rekluse Manual Slave Cylinder Kit for Beta 300 RR 2013-2017 RMS-2402030

    REKLUSE

    $229.00
    If you're running a manual clutch setup on your Beta 300 RR, hydraulic responsiveness directly impacts your ability to modulate power delivery in technical terrain. The Rekluse Manual Slave Cylinder Kit RMS-2402030 replaces worn or compromised OE...
    11321391
    SKU:
    11321391
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    COLOR/FINISH:
    HARD ANODIZED
    MATERIAL:
    BILLET ALUMINUM
    UNITS:
    KIT
    PRODUCT NAME:
    SLAVE CYLINDER
    TYPE:
    CLUTCH
    RIDING STYLE:
    OFF-ROAD
    $229.00
    Qty in Cart: 0
    Quantity:
    Price:
    $229.00
    Subtotal:
  • Rekluse Core Manual TorqDrive Clutch Kit for Kawasaki KX250F 2009-2020 RMS-7140

    Rekluse Core Manual TorqDrive Clutch Kit for Kawasaki KX250F 2009-2020 RMS-7140

    REKLUSE

    $1,139.00
    Stock clutch baskets wear and notch under sustained load, compromising feel and reliability when you need it most. The Rekluse Core Manual TorqDrive eliminates this problem while adding meaningful torque capacity—up to four additional friction...
    11300379
    SKU:
    11300379
    Availability:
    Ships Same Business Day
    Weight:
    5.10 LBS
    RIDING STYLE:
    OFF-ROAD
    MODEL:
    CORE MANUAL TORQ-DRIVE
    UNITS:
    KIT
    PRODUCT NAME:
    CLUTCH KIT
    $1,139.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,139.00
    Subtotal:
  • Rekluse Clutch Kit 2016-2018 Kawasaki KX450F RMS-7144

    Rekluse Clutch Kit 2016-2018 Kawasaki KX450F RMS-7144

    REKLUSE

    $1,139.00
    If you're running a 2016-2018 KX450F at the track or trail, the stock clutch becomes your limiting factor—especially once you've tuned for more power. The Rekluse Core Manual TorqDrive addresses this directly by handling increased torque loads without...
    11300380
    SKU:
    11300380
    Availability:
    Ships Same Business Day
    Weight:
    5.70 LBS
    UNITS:
    KIT
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    MODEL:
    CORE MANUAL TORQ-DRIVE
    $1,139.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,139.00
    Subtotal:
  • Rekluse Core Manual TorqDrive Clutch Kit for 2006-2015 Kawasaki KX450F RMS-7145

    Rekluse Core Manual TorqDrive Clutch Kit for 2006-2015 Kawasaki KX450F RMS-7145

    REKLUSE

    $1,099.00
    If you're pushing your KX450F to its limits, your clutch needs to handle the torque your engine produces without forcing you to live with a stiff, fatiguing lever pull. The Rekluse Core Manual TorqDrive clutch delivers significantly more holding capacity...
    11300381
    SKU:
    11300381
    Availability:
    Ships Same Business Day
    Weight:
    5.80 LBS
    UNITS:
    KIT
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CLUTCH KIT
    MODEL:
    CORE MANUAL TORQ-DRIVE
    $1,099.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,099.00
    Subtotal:
  • Rekluse Core Manual TorqDrive Clutch Kit for Suzuki RM-Z450 2008-2023 RMX450Z 2010-2019 RMS-7164

    Rekluse Core Manual TorqDrive Clutch Kit for Suzuki RM-Z450 2008-2023 RMX450Z 2010-2019 RMS-7164

    REKLUSE

    $1,139.00
    If you're running a Suzuki RM-Z450 or RMX450Z and need more bite without sacrificing smooth lever control, the Rekluse Core Manual TorqDrive clutch delivers the torque capacity serious riders demand. This U.S.-manufactured clutch system handles the...
    11300382
    SKU:
    11300382
    Availability:
    Ships Same Business Day
    Weight:
    6.40 LBS
    PRODUCT NAME:
    CLUTCH KIT
    UNITS:
    KIT
    MODEL:
    CORE MANUAL TORQ-DRIVE
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $1,139.00
    Subtotal:
  • Rekluse Clutch Kit 2007-2018 Suzuki RM-Z 250 RMS-7167

    Rekluse Clutch Kit 2007-2018 Suzuki RM-Z 250 RMS-7167

    REKLUSE

    $1,139.00
    The stock clutch on your RM-Z 250 limits your engine's potential and leaves you fighting a heavy lever during intense rides. The Rekluse Core Manual TorqDrive clutch delivers significantly higher torque capacity with a customizable lever feel, letting...
    11300383
    SKU:
    11300383
    Availability:
    Ships Same Business Day
    Weight:
    5.10 LBS
    PRODUCT NAME:
    CLUTCH KIT
    UNITS:
    KIT
    RIDING STYLE:
    OFF-ROAD
    MODEL:
    CORE MANUAL TORQ-DRIVE
    $1,139.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,139.00
    Subtotal:
  • Rekluse Core Manual TorqDrive Clutch Kit for Yamaha YZ250F 2001-2013 WR250F 2001-2013 RMS-7171

    Rekluse Core Manual TorqDrive Clutch Kit for Yamaha YZ250F 2001-2013 WR250F 2001-2013 RMS-7171

    REKLUSE

    $1,139.00
    Stock clutch capacity limits your YZ250F or WR250F's potential, especially when running increased ignition timing or aggressive jetting. The Rekluse Core Manual TorqDrive replaces that limitation with a modular clutch system that handles significantly...
    11300385
    SKU:
    11300385
    Availability:
    Ships Same Business Day
    Weight:
    4.65 LBS
    MODEL:
    CORE MANUAL TORQ-DRIVE
    PRODUCT NAME:
    CLUTCH KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $1,139.00
    Subtotal:
  • Rekluse Core Manual TorqDrive Clutch Kit for 2018-2025 KTM 85 SX 17/14 RMS-7113051

    Rekluse Core Manual TorqDrive Clutch Kit for 2018-2025 KTM 85 SX 17/14 RMS-7113051

    REKLUSE

    $929.00
    If you're running a 2018-2025 KTM 85 SX and demand reliable clutch engagement without sacrificing lever control, the Rekluse Core Manual TorqDrive delivers the increased torque capacity competitive riders need. This kit adds up to four friction disks...
    11300391
    SKU:
    11300391
    Availability:
    Ships Same Business Day
    Weight:
    2.40 LBS
    MODEL:
    CORE MANUAL TORQ-DRIVE
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CLUTCH KIT
    UNITS:
    KIT
    $929.00
    Qty in Cart: 0
    Quantity:
    Price:
    $929.00
    Subtotal:
  • JT SPROCKETS Sprocket - Rear - 42-Tooth JTR822.42

    JT SPROCKETS Sprocket - Rear - 42-Tooth JTR822.42

    JT SPROCKETS

    $32.15
    A lightweight rear sprocket is one of the most effective ways to reduce unsprung rotating mass, directly improving acceleration response and handling dynamics. The JT 42-tooth rear sprocket delivers computer-optimized tooth geometry for maximum strength...
    JTR82242
    SKU:
    JTR82242
    Availability:
    Ships Same Business Day
    Weight:
    1.60 LBS
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    42
    $32.15
    Qty in Cart: 0
    Quantity:
    Price:
    $32.15
    Subtotal:
  • JT SPROCKETS Sprocket - Rear - Suzuki - 50-Tooth JTR816.50

    JT SPROCKETS Sprocket - Rear - Suzuki - 50-Tooth JTR816.50

    JT SPROCKETS

    $47.30
    A worn or mismatched rear sprocket directly impacts your bike's acceleration, top-end speed, and drivetrain efficiency. The JT Sprockets 50-tooth rear sprocket delivers the precision engineering and durability required for consistent performance, whether...
    JTR81650
    SKU:
    JTR81650
    Availability:
    Ships Same Business Day
    Weight:
    4.10 LBS
    CHAIN SIZE:
    530
    RIDING STYLE:
    STREET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    50
    UNITS:
    EACH
    MATERIAL:
    STEEL
    Qty in Cart: 0
    Quantity:
    Price:
    $47.30
    Subtotal:
  • JT SPROCKETS Sprocket - Rear - Suzuki - 48-Tooth JTR816.48

    JT SPROCKETS Sprocket - Rear - Suzuki - 48-Tooth JTR816.48

    JT SPROCKETS

    $46.13
    A worn or incorrect sprocket ratio directly impacts acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 48-tooth rear sprocket delivers the precision engineering and durability demanded by serious riders and racers who refuse...
    JTR81648
    SKU:
    JTR81648
    Availability:
    Ships Same Business Day
    Weight:
    3.70 LBS
    CHAIN SIZE:
    530
    RIDING STYLE:
    STREET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    48
    UNITS:
    EACH
    MATERIAL:
    STEEL
    Qty in Cart: 0
    Quantity:
    Price:
    $46.13
    Subtotal:
  • JT SPROCKETS Sprocket - Rear - Suzuki - 45-Tooth JTR816.45

    JT SPROCKETS Sprocket - Rear - Suzuki - 45-Tooth JTR816.45

    JT SPROCKETS

    $39.95
    A worn or undersized rear sprocket robs your Suzuki of acceleration and top-end performance. The JT Sprockets 45-tooth rear sprocket delivers the precise gear ratio needed for aggressive acceleration while maintaining durability under sustained load...
    JTR81645
    SKU:
    JTR81645
    Availability:
    Ships Same Business Day
    Weight:
    3.20 LBS
    CHAIN SIZE:
    530
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    MOUNTING POSITION:
    REAR
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    45
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  • JT SPROCKETS Sprocket - Rear - Suzuki - 43-Tooth JTR816.43

    JT SPROCKETS Sprocket - Rear - Suzuki - 43-Tooth JTR816.43

    JT SPROCKETS

    $39.95
    A worn or incorrectly-sized rear sprocket directly impacts your power delivery, acceleration response, and top-end performance. The JT Sprockets 43-tooth rear sprocket delivers the precision engineering and durability you need to maximize drivetrain...
    JTR81643
    SKU:
    JTR81643
    Availability:
    Ships Same Business Day
    Weight:
    2.80 LBS
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    MATERIAL:
    STEEL
    UNITS:
    EACH
    CHAIN SIZE:
    530
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    43
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  • JT SPROCKETS Sprocket - Rear - Honda - 49-Tooth JTR217.49

    JT SPROCKETS Sprocket - Rear - Honda - 49-Tooth JTR217.49

    JT SPROCKETS

    $24.63
    A properly sized rear sprocket is essential for optimizing your Honda's power delivery and acceleration characteristics. The JT Sprockets 49-tooth rear sprocket delivers the strength and durability demanded by both track and street applications, while...
    JTR21749
    SKU:
    JTR21749
    Availability:
    Ships Same Business Day
    Weight:
    1.90 LBS
    MOUNTING POSITION:
    REAR
    MODEL:
    HONDA
    CHAIN SIZE:
    428
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    49
    Qty in Cart: 0
    Quantity:
    Price:
    $24.63
    Subtotal:
  • JT SPROCKETS Sprocket - Rear - Honda - 55-Tooth JTR215.55

    JT SPROCKETS Sprocket - Rear - Honda - 55-Tooth JTR215.55

    JT SPROCKETS

    $26.20
    A quality rear sprocket is fundamental to your drivetrain's efficiency and longevity. This 55-tooth JT sprocket delivers the precision engineering and material science you need to maintain power delivery while minimizing rotational losses. Whether you're...
    JTR21555
    SKU:
    JTR21555
    Availability:
    Ships Same Business Day
    Weight:
    1.90 LBS
    RIDING STYLE:
    OFF-ROAD
    MOUNTING POSITION:
    REAR
    PRODUCT NAME:
    SPROCKET
    MATERIAL:
    STEEL
    MODEL:
    HONDA
    CHAIN SIZE:
    420
    TOOTH COUNT:
    55
    UNITS:
    EACH
    $26.20
    Qty in Cart: 0
    Quantity:
    Price:
    $26.20
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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