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Dirt Bike Suspension

Dirt Bike Suspension

Dirt Bike Suspension

CLICK HERE - DIRT BIKE SUSPENSION SERVICE

Dirt Bike Suspension Parts at JJ Motorsports

Fine-tune your ride with advanced suspension components from JJ Motorsports. From rear suspension upgrades to precision-manufactured forks, these products ensure improved handling and shock absorption. Find complementary off-road dirt bike parts to optimize every ride on the track or trail.

Shop trusted brands like Progressive Suspension for adjustable shocks and Fox for high-performance forks. Explore related categories such as Dirt Bike Braking for stopping power or Dirt Bike Tires and Wheels for complete setups.

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
  • PARTS UNLIMITED Fork Seals - 43 mm ID x 55.5 mm OD x 4.7/14 mm T PUP40FORK455098

    PARTS UNLIMITED Fork Seals - 43 mm ID x 55.5 mm OD x 4.7/14 mm T PUP40FORK455098

    PARTS UNLIMITED

    $41.77
    Leaking fork seals compromise suspension performance and put safety at risk—worn seals allow oil to escape, reducing damping consistency and increasing wear on internal components. PARTS UNLIMITED fork seals are engineered to OEM specifications,...
    WS098
    SKU:
    WS098
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    OUTSIDE DIAMETER METRIC:
    55.50 MM
    PRODUCT NAME:
    FORK SEAL
    MATERIAL:
    RUBBER
    RIDING STYLE:
    OFF-ROAD
    INSIDE DIAMETER METRIC:
    43.00 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    THICKNESS METRIC:
    4.70 MM/14.00 MM
    UNITS:
    PAIR
    $41.77
    Qty in Cart: 0
    Quantity:
    Price:
    $41.77
    Subtotal:
  • PARTS UNLIMITED Fork Seals - 30 mm ID x 40.5 mm OD x 10.5 mm T PUP40FORK455012

    PARTS UNLIMITED Fork Seals - 30 mm ID x 40.5 mm OD x 10.5 mm T PUP40FORK455012

    PARTS UNLIMITED

    $12.19
    Fork seals are critical wear items that directly impact your suspension's performance and longevity. Degraded seals allow hydraulic fluid to escape, resulting in poor damping, reduced handling precision, and potential suspension damage. These...
    FS004
    SKU:
    FS004
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    RIDING STYLE:
    STREET
    MATERIAL:
    RUBBER
    RIDING STYLE:
    OFF-ROAD
    THICKNESS METRIC:
    10.50 MM
    INSIDE DIAMETER METRIC:
    30.00 MM
    OUTSIDE DIAMETER METRIC:
    40.50 MM
    PRODUCT NAME:
    FORK SEAL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    PAIR
    $12.19
    Qty in Cart: 0
    Quantity:
    Price:
    $12.19
    Subtotal:
  • PARTS UNLIMITED Fork Seals - 47 mm ID x 58 mm OD x 10 mm T PUP40FORK455076

    PARTS UNLIMITED Fork Seals - 47 mm ID x 58 mm OD x 10 mm T PUP40FORK455076

    PARTS UNLIMITED

    $16.27
    Fork seals are critical wear items that directly impact your suspension's performance and longevity. Oil leakage from worn seals compromises damping quality, reduces handling precision, and accelerates internal component degradation. These PARTS...
    FS045
    SKU:
    FS045
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    INSIDE DIAMETER METRIC:
    47.00 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    NOK ANTI-STICTION
    OUTSIDE DIAMETER METRIC:
    58.00 MM
    PRODUCT NAME:
    FORK SEAL
    THICKNESS METRIC:
    10.00 MM
    UNITS:
    PAIR
    $16.27
    Qty in Cart: 0
    Quantity:
    Price:
    $16.27
    Subtotal:
  • PARTS UNLIMITED Fork Seals - 50 mm ID x 63 mm OD x 11 mm T - NOK PUP40FORK455078

    PARTS UNLIMITED Fork Seals - 50 mm ID x 63 mm OD x 11 mm T - NOK PUP40FORK455078

    PARTS UNLIMITED

    $28.51
    Fork seals are critical wear items that directly impact suspension performance and safety. Degraded or leaking seals compromise damping efficiency, allow contaminants into the fork tubes, and can lead to costly internal damage. These OEM-specification...
    FS049
    SKU:
    FS049
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    INSIDE DIAMETER METRIC:
    50.00 MM
    PRODUCT NAME:
    FORK SEAL
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    THICKNESS METRIC:
    11.00 MM
    MATERIAL:
    NOK ANTI-STICTION
    OUTSIDE DIAMETER METRIC:
    63.00 MM
    UNITS:
    PAIR
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $28.51
    Qty in Cart: 0
    Quantity:
    Price:
    $28.51
    Subtotal:
  • PARTS UNLIMITED Fork Seals - 45 mm ID x 58 mm OD x 11 mm T PUP40FORK455085

    PARTS UNLIMITED Fork Seals - 45 mm ID x 58 mm OD x 11 mm T PUP40FORK455085

    PARTS UNLIMITED

    $37.69
    Fork seals are critical wear items that directly impact your suspension's performance and longevity. When seals degrade, hydraulic fluid leaks out, reducing damping effectiveness and increasing fork stiction—ultimately compromising handling and safety...
    FS050
    SKU:
    FS050
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MATERIAL:
    NOK ANTI-STICTION
    UNITS:
    PAIR
    INSIDE DIAMETER METRIC:
    45.00 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    FORK SEAL
    RIDING STYLE:
    STREET
    OUTSIDE DIAMETER METRIC:
    58.00 MM
    RIDING STYLE:
    OFF-ROAD
    THICKNESS METRIC:
    11.00 MM
    $37.69
    Qty in Cart: 0
    Quantity:
    Price:
    $37.69
    Subtotal:
  • MOOSE RACING Fork Seal Kit - 49 mm 56-144

    MOOSE RACING Fork Seal Kit - 49 mm 56-144

    MOOSE RACING

    $37.95
    Fork seals wear faster than nearly any other suspension component, and worn seals mean oil leakage, contaminated fluid, and progressive loss of damping performance. The MOOSE RACING 49mm Fork Seal Kit addresses this with a patented seal material and...
    04070101
    SKU:
    04070101
    Availability:
    Ships Same Business Day
    Weight:
    0.21 LBS
    INSIDE DIAMETER METRIC:
    49.00 MM
    PRODUCT NAME:
    FORK SEAL KIT
    RIDING STYLE:
    OFF-ROAD
    THICKNESS METRIC:
    11.00 MM
    UNITS:
    KIT
    OUTSIDE DIAMETER METRIC:
    60.25 MM
    RIDING STYLE:
    STREET
    $37.95
    Qty in Cart: 0
    Quantity:
    Price:
    $37.95
    Subtotal:
  • MOOSE RACING Swingarm Bearing Kit 28-1075

    MOOSE RACING Swingarm Bearing Kit 28-1075

    MOOSE RACING

    $93.95
    A worn swingarm bearing kit compromises your bike's handling precision and accelerates wear on adjacent suspension components. The MOOSE RACING 28-1075 provides a complete rebuild solution with OEM-quality components, eliminating the need to source...
    A281075
    SKU:
    A281075
    Availability:
    Ships Same Business Day
    Weight:
    0.72 LBS
    TYPE:
    SWINGARM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    STEEL
    PRODUCT NAME:
    BEARING KIT
    $93.95
    Qty in Cart: 0
    Quantity:
    Price:
    $93.95
    Subtotal:
  • MOOSE RACING Swingarm Bearing Kit 28-1078

    MOOSE RACING Swingarm Bearing Kit 28-1078

    MOOSE RACING

    $92.95
    Worn swingarm bearings compromise handling precision and create dangerous play in your rear suspension geometry. This complete rebuild kit gives you factory-quality performance without the OEM price tag, letting you restore your machine to stock...
    A281078
    SKU:
    A281078
    Availability:
    Ships Same Business Day
    Weight:
    0.78 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    SWINGARM
    PRODUCT NAME:
    BEARING KIT
    $92.95
    Qty in Cart: 0
    Quantity:
    Price:
    $92.95
    Subtotal:
  • MOOSE RACING Swingarm Bearing Kit 28-1080

    MOOSE RACING Swingarm Bearing Kit 28-1080

    MOOSE RACING

    $65.95
    A worn swingarm bearing kit compromises your bike's handling precision and creates dangerous play in the suspension geometry. The MOOSE RACING 28-1080 gives you a complete, OEM-quality rebuild solution without the premium dealership pricing, restoring...
    A281080
    SKU:
    A281080
    Availability:
    Ships Same Business Day
    Weight:
    0.52 LBS
    TYPE:
    SWINGARM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    STEEL
    PRODUCT NAME:
    BEARING KIT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    $65.95
    Qty in Cart: 0
    Quantity:
    Price:
    $65.95
    Subtotal:
  • MOOSE RACING Swingarm Bearing Kit 28-1089

    MOOSE RACING Swingarm Bearing Kit 28-1089

    MOOSE RACING

    $82.95
    A worn swingarm bearing kit compromises your bike's handling precision and can lead to costly secondary damage if ignored. The MOOSE RACING 28-1089 gives you everything needed for a complete rebuild—bearings, seals, shafts, and spacers—without the OEM...
    A281089
    SKU:
    A281089
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    PRODUCT NAME:
    BEARING KIT
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    SWINGARM
    $82.95
    Qty in Cart: 0
    Quantity:
    Price:
    $82.95
    Subtotal:
  • MOOSE RACING Swingarm Bearing Kit 28-1090

    MOOSE RACING Swingarm Bearing Kit 28-1090

    MOOSE RACING

    $65.95
    A worn swingarm bearing creates play in your suspension geometry, robbing you of precision handling and introducing safety risks on the track. The MOOSE RACING 28-1090 Swingarm Bearing Kit delivers a complete rebuild solution with OEM-quality components...
    A281090
    SKU:
    A281090
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MATERIAL:
    STEEL
    PRODUCT NAME:
    BEARING KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    SWINGARM
    $65.95
    Qty in Cart: 0
    Quantity:
    Price:
    $65.95
    Subtotal:
  • MOOSE RACING Shock Bearing Kit - Back Upper/Lower 29-1002

    MOOSE RACING Shock Bearing Kit - Back Upper/Lower 29-1002

    MOOSE RACING

    $29.95
    Worn shock bearings compromise suspension geometry and introduce play that degrades handling precision—exactly what costs races and confidence on the road. The MOOSE RACING Shock Bearing Kit restores your rear shock to factory specifications with...
    A291002
    SKU:
    A291002
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MOUNTING POSITION:
    REAR - LOWER
    TYPE:
    SHOCK
    MOUNTING POSITION:
    REAR - UPPER
    PRODUCT NAME:
    BEARING KIT
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MOOSE RACING Shock Bearing Kit - Back Upper 29-1016

    MOOSE RACING Shock Bearing Kit - Back Upper 29-1016

    MOOSE RACING

    $29.95
    Worn shock bearings compromise your suspension's responsiveness and can lead to costly damage down the line. The MOOSE RACING Shock Bearing Kit restores your rear upper shock to factory specifications with OEM-quality components at a fraction of...
    A291016
    SKU:
    A291016
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    PRODUCT NAME:
    BEARING KIT
    MOUNTING POSITION:
    REAR - UPPER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SHOCK
    UNITS:
    KIT
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • MOOSE RACING Neoprene Fork Skins -  44 mm-50 mm D - 356 mm (14") L - 3 mm Thick - 125 cc and larger 0406-0012

    MOOSE RACING Neoprene Fork Skins - 44 mm-50 mm D - 356 mm (14") L - 3 mm Thick - 125 cc and larger 0406-0012

    MOOSE RACING

    $27.95
    Fork seals and tubes are constantly exposed to abrasive dust, moisture, and road debris—elements that accelerate wear and compromise suspension performance. MOOSE RACING Neoprene Fork Skins provide a cost-effective barrier that shields these critical...
    04060012
    SKU:
    04060012
    Availability:
    Ships Same Business Day
    Weight:
    0.17 LBS
    FOR FORK TUBE DIAMETER (SLIDER) METRIC:
    44.00 MM - 50.00 MM
    OVERALL LENGTH IMPERIAL:
    14.00'
    PRODUCT NAME:
    FORK SKINS
    TYPE:
    125 CC AND ABOVE
    COLOR/FINISH:
    BLACK
    UNITS:
    PAIR
    MATERIAL:
    NEOPRENE
    RIDING STYLE:
    OFF-ROAD
    $27.95
    Qty in Cart: 0
    Quantity:
    Price:
    $27.95
    Subtotal:
  • MOOSE RACING Fork Seal/Wiper Kit - 36 mm 118888360101

    MOOSE RACING Fork Seal/Wiper Kit - 36 mm 118888360101

    MOOSE RACING

    $49.95
    Fork seals wear faster than most riders expect, leading to oil leakage, reduced suspension performance, and costly damage to internal fork components. MOOSE Racing's 36mm Fork Seal/Wiper Kit extends seal life to 3-4 times longer than OEM seals through...
    04070655
    SKU:
    04070655
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • MOOSE RACING Fork Seal/Wiper Kit - 43 mm 118888430101

    MOOSE RACING Fork Seal/Wiper Kit - 43 mm 118888430101

    MOOSE RACING

    $49.95
    Fork seals wear faster than nearly any other suspension component, and degraded seals compromise handling precision and invite oil leakage that contaminates your brakes. MOOSE RACING's engineered seal design eliminates the pressure imbalance that causes...
    04070657
    SKU:
    04070657
    Availability:
    Ships Same Business Day
    Weight:
    0.51 LBS
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • MOOSE RACING Fork Seal/Wiper Kit - 46 mm 118888460101

    MOOSE RACING Fork Seal/Wiper Kit - 46 mm 118888460101

    MOOSE RACING

    $49.95
    Fork seals wear faster than almost any other suspension component, leading to oil leakage, reduced damping performance, and costly fork service calls. MOOSE RACING's 46mm Fork Seal/Wiper Kit uses patented MAX-LIFE material and a precision triple-lip...
    04070658
    SKU:
    04070658
    Availability:
    Ships Same Business Day
    Weight:
    0.51 LBS
    INSIDE DIAMETER METRIC:
    46.00 MM
    PRODUCT NAME:
    FORK SEAL/WIPER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • MOOSE RACING Neoprene Fork Skins -  32 mm-43 mm D - 127  mm (5") L - 3 mm Thick - 85 cc and smaller PCFS11

    MOOSE RACING Neoprene Fork Skins - 32 mm-43 mm D - 127 mm (5") L - 3 mm Thick - 85 cc and smaller PCFS11

    MOOSE RACING

    $19.95
    Fork seals are expensive to replace, and premature wear from dust, dirt, and road grime cuts your ride short. The MOOSE RACING Neoprene Fork Skins provide a simple, affordable barrier that keeps your fork tubes protected and seals performing longer. Slip...
    04060009
    SKU:
    04060009
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    FOR FORK TUBE DIAMETER (SLIDER) METRIC:
    32.00 MM - 43.00 MM
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    NEOPRENE
    OVERALL LENGTH IMPERIAL:
    5.00'
    TYPE:
    85 CC AND UNDER
    COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    FORK SKINS
    UNITS:
    PAIR
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • MOOSE RACING Neoprene Fork Skins -  44 mm-50 mm D - 127 mm (5") L - 3 mm Thick - 125 cc and larger PCFS10

    MOOSE RACING Neoprene Fork Skins - 44 mm-50 mm D - 127 mm (5") L - 3 mm Thick - 125 cc and larger PCFS10

    MOOSE RACING

    $19.95
    Fork seals and tubes are exposed to the harshest conditions on the track and trail—dust, dirt, mud, and corrosive elements that degrade performance and shorten component life. MOOSE RACING Neoprene Fork Skins provide a simple, effective barrier that...
    04060010
    SKU:
    04060010
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    PAIR
    MATERIAL:
    NEOPRENE
    OVERALL LENGTH IMPERIAL:
    5.00'
    FOR FORK TUBE DIAMETER (SLIDER) METRIC:
    44.00 MM - 50.00 MM
    PRODUCT NAME:
    FORK SKINS
    TYPE:
    125 CC AND ABOVE
    COLOR/FINISH:
    BLACK
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • MOOSE RACING Premium Shock Rebuild Kit 129999500701

    MOOSE RACING Premium Shock Rebuild Kit 129999500701

    MOOSE RACING

    $128.95
    A worn-out shock absorber loses damping efficiency and compromises handling precision—exactly what you can't afford on track or in competition. This MOOSE RACING Premium Shock Rebuild Kit delivers a complete, pre-assembled solution to restore your...
    13140624
    SKU:
    13140624
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    $128.95
    Qty in Cart: 0
    Quantity:
    Price:
    $128.95
    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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