Dirt Bike Suspension
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
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RACE TECH Rear Seal Head Assembly - 46 mm ID Body x 14 mm OD Shaft SYSH 4614
RACE TECH
$59.99A quality rear seal head assembly is critical for maintaining pressure integrity in high-performance engine and drivetrain systems. The RACE TECH SYSH 4614 delivers precision engineering that prevents fluid leakage under extreme racing conditions,...SYSH4614- SKU:
- SYSH4614
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.55'
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SEAL HEAD ASSEMBLY
- RIDING STYLE:
- UTV
- TYPE:
- STANDARD
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- OUTSIDE DIAMETER IMPERIAL:
- 1.81'
- RIDING STYLE:
- OFF-ROAD
$59.99 -
RACE TECH Billet Dual-Chamber Fork Reservoir Piston FKTC RP3601P
RACE TECH
$139.09Stock plastic pistons in KYB fork assemblies are prone to cracking under sustained track use, compromising damping performance and forcing costly fork rebuilds. The RACE TECH billet aluminum replacement eliminates this weakness entirely, delivering the...04500341- SKU:
- 04500341
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- COLOR/FINISH:
- RED
- TYPE:
- FORK RESERVOIR
- MODEL:
- DUAL-CHAMBER
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
$139.09 -
RACE TECH Gold Valve Cartridge Fork Emulators for Damping Rod Forks - 43 mm FEGV 4301
RACE TECH
$199.99Stock damping rod forks limit your suspension's potential, forcing you to choose between comfort and control. The RACE TECH Gold Valve Cartridge Fork Emulators transform your 43 mm forks into a tunable suspension platform that rivals purpose-built...FEGV4301- SKU:
- FEGV4301
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 1.69'
- PRODUCT NAME:
- CARTRIDGE EMULATOR
- MODEL:
- GOLD VALVE
- TYPE:
- FORK
- COLOR/FINISH:
- GOLD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$199.99 -
RACE TECH Gold Valve Cartridge Fork Emulators for Damping Rod Forks - 43 mm FEGV 4321
RACE TECH
$209.99Damping rod forks limit your suspension's ability to respond to trail feedback and rider input, forcing you to accept their fixed behavior or invest in a complete fork overhaul. The RACE TECH Gold Valve Cartridge Fork Emulators transform your existing...FEGV4321- SKU:
- FEGV4321
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- TYPE:
- FORK
- UNITS:
- KIT
- COLOR/FINISH:
- GOLD
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- GOLD VALVE
- PRODUCT NAME:
- CARTRIDGE EMULATOR
- OUTSIDE DIAMETER IMPERIAL:
- 1.69'
$209.99 -
FACTORY CONNECTION Front Fork Springs - 0.52 kg/mm LRI-052
FACTORY CONNECTION
$159.95Fork spring rates directly impact your suspension's ability to absorb impacts, maintain chassis geometry, and deliver consistent handling lap after lap. A properly matched spring rate prevents excessive compression under load while resisting the fatigue...04050339- SKU:
- 04050339
- Availability:
- Ships Same Business Day
- Weight:
- 3.21 LBS
- TYPE:
- FORK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 29.10 LB/IN
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
FACTORY CONNECTION Front Fork Springs - 0.51 kg/mm LSU-051
FACTORY CONNECTION
$159.95Factory Connection front fork springs deliver the consistent, predictable performance your suspension demands—whether you're pushing hard on the track or dialing in your bike's handling on technical terrain. Precision manufacturing and heat treatment...04050511- SKU:
- 04050511
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 28.60 LB/IN
$159.95 -
FACTORY CONNECTION Front Fork Springs - 0.53 kg/mm LSU-053
FACTORY CONNECTION
$159.95Precision front fork suspension demands springs engineered to exacting standards—Factory Connection delivers exactly that with their LSU-053 units. These CNC-wound springs maintain consistent rates across the entire stroke, eliminating the performance...04050512- SKU:
- 04050512
- Availability:
- Ships Same Business Day
- Weight:
- 2.90 LBS
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 29.70 LB/IN
$159.95 -
FACTORY CONNECTION Front Fork Springs - 0.47 kg/mm LRN-047
FACTORY CONNECTION
$159.95Front fork springs are the foundation of your suspension's responsiveness and longevity. The FACTORY CONNECTION LRN-047 delivers consistent, predictable spring rates that withstand the punishment of high-speed cornering and repeated compression cycles...04050824- SKU:
- 04050824
- Availability:
- Ships Same Business Day
- Weight:
- 2.80 LBS
- SPRING RATE IMPERIAL:
- 26.30 LB/IN
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
$159.95 -
FACTORY CONNECTION Front Fork Springs - 0.49 kg/mm LRN-049
FACTORY CONNECTION
$159.95Suspension tuning demands precision, and OEM springs often fail to deliver the specific damping characteristics your bike requires. The FACTORY CONNECTION Front Fork Springs offer a 0.49 kg/mm rate engineered for responsive, consistent performance across...04050825- SKU:
- 04050825
- Availability:
- Ships Same Business Day
- Weight:
- 2.90 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 27.40 LB/IN
$159.95 -
FACTORY CONNECTION Front Fork Springs - 0.51 kg/mm LRN-051
FACTORY CONNECTION
$159.95Factory Connection front fork springs deliver the consistent damping characteristics and reliability that competitive riders demand. Precision manufacturing ensures accurate spring rates that translate to predictable suspension geometry throughout your...04050826- SKU:
- 04050826
- Availability:
- Ships Same Business Day
- Weight:
- 2.91 LBS
- SPRING RATE IMPERIAL:
- 28.60 LB/IN
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
FACTORY CONNECTION Front Fork Springs - 0.53 kg/mm LRN-053
FACTORY CONNECTION
$159.95Front fork springs are critical to your suspension's ability to absorb impacts, maintain consistent ride height, and deliver predictable handling under load. The FACTORY CONNECTION LRN-053 delivers precision-wound performance with fatigue-resistant...04050827- SKU:
- 04050827
- Availability:
- Ships Same Business Day
- Weight:
- 3.05 LBS
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- SPRING RATE IMPERIAL:
- 29.70 LB/IN
- TYPE:
- FORK
- UNITS:
- PAIR
$159.95 -
FACTORY CONNECTION Heavy-Duty Rubber Shock Bumpers - 16 mm SB16
FACTORY CONNECTION
$27.95Monotube and coilover shock absorbers need proper bottoming protection to maintain consistent damping performance and extend service life. Factory Connection's SB16 rubber bumpers prevent metal-to-metal contact during full compression, eliminating harsh...SB16- SKU:
- SB16
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.63'
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- BUMPER
- TYPE:
- SHOCK
- MATERIAL:
- RUBBER
- RIDING STYLE:
- OFF-ROAD
$27.95 -
FACTORY CONNECTION Heavy-Duty Rubber Shock Bumpers - 16 mm SB16-01
FACTORY CONNECTION
$31.95Shock bottoming impacts ride quality, suspension geometry, and component longevity—especially under extreme track conditions or heavy load scenarios. Factory Connection's Heavy-Duty Rubber Shock Bumpers eliminate harsh metal-to-metal contact, reducing...SB1601- SKU:
- SB1601
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MATERIAL:
- RUBBER
- MOUNTING POSITION:
- REAR
- INSIDE DIAMETER IMPERIAL:
- 0.63'
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TYPE:
- SHOCK
- PRODUCT NAME:
- BUMPER
$31.95Qty in Cart: 0Quantity:Price:$31.95Subtotal: -
FACTORY CONNECTION Heavy-Duty Rubber Shock Bumpers - 14 mm SB14
FACTORY CONNECTION
$27.95Shock bottoming is a common problem that degrades ride quality and accelerates wear on suspension components. The FACTORY CONNECTION SB14 Heavy-Duty Rubber Shock Bumpers provide progressive cushioning that absorbs impact energy, protecting your...SB14- SKU:
- SB14
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- PRODUCT NAME:
- BUMPER
- TYPE:
- SHOCK
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.55'
- MATERIAL:
- RUBBER
- RIDING STYLE:
- OFF-ROAD
- MOUNTING POSITION:
- REAR
$27.95 -
RACE TECH Ultra Slick Fork Bushing for Showa - 45 mm FSBI 45US P
RACE TECH
$34.99Stock Showa fork bushings bind under load, creating unpredictable handling and a harsh ride that masks your bike's true potential. RACE TECH's Ultra Slick bushing reduces friction and eliminates binding without altering critical fork clearances,...FSBI45USP- SKU:
- FSBI45USP
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- FOR FORK TUBE DIAMETER METRIC:
- 45.00 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- MOUNTING POSITION:
- INNER
- PRODUCT NAME:
- BUSHING KIT
- UNITS:
- PAIR
$34.99 -
RACE TECH Ultra Slick Fork Bushing for Showa - 43 mm FSBI 43US P
RACE TECH
$34.99Stock Showa inverted forks often develop binding and harshness that compromise both comfort and precision handling. The RACE TECH Ultra Slick Fork Bushing eliminates this friction with a precision-engineered inner bushing design that restores smooth,...FSBI43USP- SKU:
- FSBI43USP
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- FOR FORK TUBE DIAMETER METRIC:
- 43.00 MM
- MOUNTING POSITION:
- INNER
- PRODUCT NAME:
- BUSHING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
$34.99 -
RACE TECH Fork Springs - 0.46 kg/mm FRSP 435146
RACE TECH
$149.99Precise fork control is non-negotiable in high-performance racing, and fork spring rate directly determines your chassis responsiveness and rider confidence through corners. The RACE TECH Fork Springs deliver a 0.46 kg/mm rate with exceptional...FRSP435146- SKU:
- FRSP435146
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- LENGTH IMPERIAL:
- 20'
- OUTSIDE DIAMETER METRIC:
- 43.20 MM
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 25.80 LB/IN
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Fork Springs - 0.46 kg/mm FRSP 434946
RACE TECH
$149.99Fork springs are the foundation of responsive suspension geometry, directly influencing your bike's handling precision and ability to manage weight transfer under acceleration and braking. The RACE TECH 0.46 kg/mm spring delivers consistent, predictable...FRSP434946- SKU:
- FRSP434946
- Availability:
- Ships Same Business Day
- Weight:
- 2.81 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- LENGTH IMPERIAL:
- 19.41'
- OUTSIDE DIAMETER METRIC:
- 42.70 MM
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 25.80 LB/IN
$149.99 -
RACE TECH Fork Springs - 0.44 kg/mm FRSP 434944
RACE TECH
$149.99Precision suspension tuning demands fork springs that deliver consistent, predictable performance lap after lap. The RACE TECH 0.44 kg/mm springs provide the stiffness needed for aggressive riding while maintaining the lightweight construction critical...FRSP434944- SKU:
- FRSP434944
- Availability:
- Ships Same Business Day
- Weight:
- 2.31 LBS
- LENGTH IMPERIAL:
- 19.41'
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 42.70 MM
- SPRING RATE IMPERIAL:
- 24.60 LB/IN
- PRODUCT NAME:
- SPRING KIT
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Fork Springs - 0.42 kg/mm FRSP 434942
RACE TECH
$149.99Precision suspension tuning demands springs that deliver consistent performance lap after lap. The RACE TECH Fork Springs offer a 0.42 kg/mm rate with exceptional stiffness-to-mass efficiency, ensuring responsive handling without adding unnecessary...FRSP434942- SKU:
- FRSP434942
- Availability:
- Ships Same Business Day
- Weight:
- 2.38 LBS
- LENGTH IMPERIAL:
- 19.41'
- PRODUCT NAME:
- SPRING KIT
- OUTSIDE DIAMETER METRIC:
- 42.70 MM
- SPRING RATE IMPERIAL:
- 23.50 LB/IN
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
$149.99
