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Dirt Bike Drive Chain System Parts

Dirt Bike Drive Chain System Parts

Dirt Bike Drive Chain System Parts

Dirt Bike Drive Chain System Parts: Chain Guides, Axle Blocks & Bling Kits for Yamaha, KTM, Husqvarna & Gas Gas at JJ Motorsports

Protect and enhance your dirt bike's drivetrain with premium drive chain system parts from JJ Motorsports, precision-engineered for superior chain alignment, reduced wear, and optimal performance in motocross, enduro, and trail riding. Our selection includes durable chain guides, sliders, elite axle block kits, and bling packs designed to prevent derailment, improve traction, and add style while withstanding rocks, mud, and high-speed abuse. Compatible with top models like Yamaha YZ/WR, KTM SX/EXC, Husqvarna FC/FE, and Gas Gas MC/EC, these high-quality components from trusted brands ensure smoother shifts, longer chain life, and reliable power transfer in dusty, technical terrain. From T.M. Designworks' compression-injected sliders for noise reduction to Works Connection's billet aluminum axle blocks for floating axle conversion, upgrade your chain system for championship-level efficiency and confidence on every rip.

Shop brands like Moose Racing, T.M. Designworks, Works Connection, and Acerbis for race-proven quality. Explore related categories such as dirt bike drive chains for full kits or dirt bike drivetrain for sprockets and clutch.

Top Dirt Bike Drive Chain System Parts

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • UFO Chain Slider - KTM 125-525 SX/SXF SX 250 - Black KT04029-001

    UFO Chain Slider - KTM 125-525 SX/SXF SX 250 - Black KT04029-001

    UFO

    $19.95
    Chain slap and swingarm contact are inevitable on high-revving 2-strokes and demanding terrain—but premature wear to your swingarm doesn't have to be. The UFO Chain Slider shields the most vulnerable contact point, absorbing impact and friction that...
    12310410
    SKU:
    12310410
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    COLOR/FINISH:
    BLACK
    TYPE:
    SWINGARM
    UNITS:
    EACH
    PRODUCT NAME:
    CHAIN SLIDER
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    PLASTIC
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • UFO Chain Slider - Yamaha WR250F/450F YZ250F/450F - Blue YA03876-089

    UFO Chain Slider - Yamaha WR250F/450F YZ250F/450F - Blue YA03876-089

    UFO

    $19.95
    Chain slap and wear against your swingarm is inevitable—until you install proper protection. The UFO Chain Slider shields your swingarm from abrasive chain contact, extending component life and maintaining resale value. This bolt-on slider installs with...
    12310411
    SKU:
    12310411
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    COLOR/FINISH:
    BLUE
    MATERIAL:
    PLASTIC
    TYPE:
    SWINGARM
    PRODUCT NAME:
    CHAIN SLIDER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • UFO Chain Slider - Yamaha WR250F/450F YZ250F/450F - Blue YA04806-089

    UFO Chain Slider - Yamaha WR250F/450F YZ250F/450F - Blue YA04806-089

    UFO

    $19.95
    Chain wear on your swingarm isn't just cosmetic—it accelerates damage to one of your bike's most critical structural components. The UFO Chain Slider shields your swingarm from abrasive chain contact, extending the life of your frame and reducing...
    12310412
    SKU:
    12310412
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    PRODUCT NAME:
    CHAIN SLIDER
    MATERIAL:
    PLASTIC
    TYPE:
    SWINGARM
    COLOR/FINISH:
    BLUE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • UFO Chain Slider - Yamaha YZ65 - Black YA04871001

    UFO Chain Slider - Yamaha YZ65 - Black YA04871001

    UFO

    $19.95
    Chain slap and wear against your swingarm can compromise structural integrity and lead to costly repairs. The UFO Chain Slider shields your YZ65's swingarm from abrasive chain contact, extending component lifespan and maintaining optimal drivetrain...
    12310999
    SKU:
    12310999
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    TYPE:
    SWINGARM
    UNITS:
    EACH
    COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    CHAIN SLIDER
    MATERIAL:
    PLASTIC
    RIDING STYLE:
    OFF-ROAD
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • UFO Chain Guide - Kawasaki - Green KA03750-026

    UFO Chain Guide - Kawasaki - Green KA03750-026

    UFO

    $24.95
    The OEM chain guide on your Kawasaki experiences accelerated wear from constant friction and heat cycles, leading to premature chain deterioration and potential sprocket damage. The UFO Chain Guide replaces that worn component with a durable polyurethane...
    12311043
    SKU:
    12311043
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    UNITS:
    EACH
    COLOR/FINISH:
    GREEN
    MATERIAL:
    POLYURETHANE
    PRODUCT NAME:
    CHAIN SLIDER
    RIDING STYLE:
    OFF-ROAD
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • UFO Chain Slider - KTM 125/200/250/300/380/400/520 SX/EXC - Orange KT03069-127

    UFO Chain Slider - KTM 125/200/250/300/380/400/520 SX/EXC - Orange KT03069-127

    UFO

    $19.95
    Chain slap against your swingarm isn't just annoying—it's expensive. The UFO Chain Slider absorbs impact and abrasion that would otherwise wear through aluminum, extending swingarm life and keeping your bike running smoothly through aggressive riding...
    12310406
    SKU:
    12310406
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MATERIAL:
    PLASTIC
    PRODUCT NAME:
    CHAIN SLIDER
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    ORANGE
    TYPE:
    SWINGARM
    UNITS:
    EACH
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • UFO Chain Slider - Yamaha YZ125/250 WR250F/450F YZ250F/450F - Black YA03876-001

    UFO Chain Slider - Yamaha YZ125/250 WR250F/450F YZ250F/450F - Black YA03876-001

    UFO

    $19.95
    Chain slap against your swingarm is an invisible performance killer—it accelerates wear, creates premature damage, and forces costly repairs. The UFO Chain Slider shields your swingarm from chain contact and abrasion, extending the service life of your...
    12310157
    SKU:
    12310157
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    COLOR/FINISH:
    BLACK
    MATERIAL:
    PLASTIC
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PRODUCT NAME:
    CHAIN SLIDER
    TYPE:
    SWINGARM
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • UFO Chain Slider - KTM 125/200/250/300/380/400/520 SX/EXC - Black KT03069-001

    UFO Chain Slider - KTM 125/200/250/300/380/400/520 SX/EXC - Black KT03069-001

    UFO

    $19.95
    Chain wear against your swingarm doesn't just look bad—it eats through aluminum and compromises structural integrity over time. The UFO Chain Slider shields your swingarm from abrasive chain contact, extending the life of your frame while maintaining...
    123069
    SKU:
    123069
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • UFO Chain Slider - Honda CR80R/CR85R - Black HO03629-001

    UFO Chain Slider - Honda CR80R/CR85R - Black HO03629-001

    UFO

    $19.95
    Chain slap against your swingarm is inevitable wear that compounds quickly on high-mileage CR80R and CR85R builds. This UFO chain slider absorbs lateral chain movement and abrasion, protecting your swingarm's paint and structural integrity from premature...
    12310004
    SKU:
    12310004
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MATERIAL:
    PLASTIC
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PRODUCT NAME:
    CHAIN SLIDER
    COLOR/FINISH:
    BLACK
    TYPE:
    SWINGARM
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • UFO Chain Slider - Kawasaki KX85 - Black KA03718-001

    UFO Chain Slider - Kawasaki KX85 - Black KA03718-001

    UFO

    $19.95
    Chain wear against your swingarm is inevitable—unless you install a quality slider to absorb that friction and protect your frame from costly damage. The UFO Chain Slider is engineered specifically for the Kawasaki KX85, offering direct fitment and...
    12310005
    SKU:
    12310005
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    MATERIAL:
    PLASTIC
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    BLACK
    TYPE:
    SWINGARM
    PRODUCT NAME:
    CHAIN SLIDER
    UNITS:
    EACH
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • On Sale
    WORKS CONNECTION Elite Axle Block Kit - Blue 17-250

    WORKS CONNECTION Elite Axle Block Kit - Blue 17-250

    WORKS CONNECTION

    MSRP: $108.95
    Now: $70.00
    Was: $108.95
    If you're running hard on the track, your axles are working harder. The WORKS CONNECTION Elite Axle Block Kit converts your fixed axle to a floating design, reducing stress on drivetrain components and extending service intervals between rebuilds. This...
    12311001
    SKU:
    12311001
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    COLOR/FINISH:
    BLUE
    PRODUCT NAME:
    AXLE BLOCK
    UNITS:
    KIT
    RIDING STYLE:
    OFF-ROAD
    MSRP: $108.95
    Now: $70.00
    Was: $108.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $108.95
    Now: $70.00
    Was: $108.95
    Subtotal:
  • On Sale
    WORKS CONNECTION Elite Axle Block Kit - Red 17-255

    WORKS CONNECTION Elite Axle Block Kit - Red 17-255

    WORKS CONNECTION

    MSRP: $108.95
    Now: $70.00
    Was: $108.95
    A floating axle setup dramatically reduces unsprung weight and improves suspension responsiveness by allowing independent axle rotation during compression cycles. This WORKS CONNECTION Elite kit converts your fixed axle to floating geometry with titanium...
    12311002
    SKU:
    12311002
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    PRODUCT NAME:
    AXLE BLOCK
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    COLOR/FINISH:
    RED
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    MSRP: $108.95
    Now: $70.00
    Was: $108.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $108.95
    Now: $70.00
    Was: $108.95
    Subtotal:
  • UFO Chain Slider - Honda CR125R/CR250R - Black HO02675001

    UFO Chain Slider - Honda CR125R/CR250R - Black HO02675001

    UFO

    $19.95
    Your swingarm takes constant abuse from chain wear and debris—degradation that compounds over a racing season and impacts both performance and resale value. The UFO Chain Slider is a direct-fit protective barrier that absorbs contact damage, extending...
    122675
    SKU:
    122675
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • UFO Chain Slider - Honda XR250R/400R - Black HO03620-001

    UFO Chain Slider - Honda XR250R/400R - Black HO03620-001

    UFO

    $19.95
    Chain wear on your swingarm isn't just an aesthetic issue—it's a sign of accelerated deterioration that compromises suspension integrity and increases maintenance costs. The UFO Chain Slider shields your swingarm from direct contact with the moving...
    123620
    SKU:
    123620
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • UFO Chain Guide - Honda CR125R/250R/500R - Black HO03660001

    UFO Chain Guide - Honda CR125R/250R/500R - Black HO03660001

    UFO

    $24.95
    A worn or damaged chain guide forces your sprockets and chain into misalignment, accelerating wear on both components and risking mid-race failure. The UFO Chain Guide restores precise chain tracking and reduces lateral stress, giving you the reliability...
    123660
    SKU:
    123660
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • UFO Chain Slider - Honda CR125R/CR250R/CRF250R/CRF450R/CRF450X - Black HO03671001

    UFO Chain Slider - Honda CR125R/CR250R/CRF250R/CRF450R/CRF450X - Black HO03671001

    UFO

    $19.95
    Chain wear on your swingarm isn't just a cosmetic issue—it's progressive damage that compromises structural integrity and can lead to expensive repairs. The UFO Chain Slider absorbs the constant friction and impact of chain movement, protecting your...
    123671
    SKU:
    123671
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • UFO Chain Guide - Yamaha - Black YA03894-001

    UFO Chain Guide - Yamaha - Black YA03894-001

    UFO

    $24.95
    A worn chain guide compromises both performance and longevity—allowing excessive chain movement that increases wear on your sprockets and risks catastrophic failure mid-ride. The UFO Chain Guide restores precision alignment and absorbs impact energy with...
    12311045
    SKU:
    12311045
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    MATERIAL:
    POLYURETHANE
    UNITS:
    EACH
    PRODUCT NAME:
    CHAIN GUIDE
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    BLACK
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • WORKS CONNECTION Elite Axle Block - Blue 17-235

    WORKS CONNECTION Elite Axle Block - Blue 17-235

    WORKS CONNECTION

    $76.95
    Precision rear wheel alignment is non-negotiable in racing—even minor deviations accelerate chain and sprocket wear, tanking your maintenance budget and track time. The WORKS CONNECTION Elite Axle Block delivers the tight tolerances that OEM parts simply...
    12311017
    SKU:
    12311017
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    PRODUCT NAME:
    AXLE BLOCK
    COLOR/FINISH:
    ANODIZED
    COLOR/FINISH:
    BLUE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    PAIR
    $76.95
    Qty in Cart: 0
    Quantity:
    Price:
    $76.95
    Subtotal:
  • WORKS CONNECTION Elite Axle Block - Black 17-245

    WORKS CONNECTION Elite Axle Block - Black 17-245

    WORKS CONNECTION

    $76.95
    Wheel alignment directly impacts chain and sprocket wear—misalignment can cut drivetrain component life in half. The WORKS CONNECTION Elite Axle Block delivers precision-engineered rear wheel positioning with tolerances tighter than OEM specifications,...
    12311019
    SKU:
    12311019
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    PRODUCT NAME:
    AXLE BLOCK
    COLOR/FINISH:
    ANODIZED
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    BLACK
    UNITS:
    PAIR
    $76.95
    Qty in Cart: 0
    Quantity:
    Price:
    $76.95
    Subtotal:
  • WORKS CONNECTION Elite Axle Block - Green 17-248

    WORKS CONNECTION Elite Axle Block - Green 17-248

    WORKS CONNECTION

    $76.95
    Precise wheel alignment is the foundation of chain and sprocket longevity—misalignment accelerates wear and creates unnecessary drivetrain stress. The WORKS CONNECTION Elite Axle Block delivers CNC-machined accuracy that exceeds OEM tolerances, ensuring...
    12311020
    SKU:
    12311020
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    PAIR
    COLOR/FINISH:
    ANODIZED
    COLOR/FINISH:
    GREEN
    PRODUCT NAME:
    AXLE BLOCK
    $76.95
    Qty in Cart: 0
    Quantity:
    Price:
    $76.95
    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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