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
-
FACTORY CONNECTION Fork Pressure Springs - 1.61 kg/mm PRESSSPG1.61-08
FACTORY CONNECTION
$55.00If you're spending hours on technical terrain and your fork action feels harsh over small irregularities, you're losing both comfort and control—two things that directly impact your lap times and riding longevity. The FACTORY CONNECTION 1.61 kg/mm Fork...04050271- SKU:
- 04050271
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
- PRODUCT NAME:
- PRESSURE SPRING SET
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- SPRING RATE IMPERIAL:
- 90.16 LB/IN
- TYPE:
- FORK
$55.00 -
FACTORY CONNECTION Fork Pressure Springs - 1.76 kg/mm PRESSSPG1.76-08
FACTORY CONNECTION
$55.00If you're running harsh, stiff fork springs that punish you on every small bump and square-edge braking impact, you're fighting your bike instead of riding it. The FACTORY CONNECTION 1.76 kg/mm Fork Pressure Springs deliver a lighter, more compliant...04050272- SKU:
- 04050272
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- PRESSURE SPRING SET
- SPRING RATE IMPERIAL:
- 98.56 LB/IN
- UNITS:
- PAIR
$55.00 -
FACTORY CONNECTION Front Fork Springs - 0.46 kg/mm LLS-046
FACTORY CONNECTION
$149.99Front fork springs are critical to your suspension's ability to maintain consistent ride height, support, and handling under load. The Factory Connection LLS-046 delivers precisely calibrated spring rate and fatigue-resistant construction, ensuring your...04050279- SKU:
- 04050279
- Availability:
- Ships Same Business Day
- Weight:
- 2.62 LBS
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 25.80 LB/IN
$149.99 -
FACTORY CONNECTION Front Fork Springs - 0.88 kg/mm LRV-088
FACTORY CONNECTION
$109.99Factory Connection front fork springs deliver precise, consistent performance across every riding condition by maintaining accurate spring rates that refuse to drift over time. Whether you're fine-tuning suspension geometry on a championship-winning...04050319- SKU:
- 04050319
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 49.80 LB/IN
- UNITS:
- EACH
$109.99Qty in Cart: 0Quantity:Price:$109.99Subtotal: -
FACTORY CONNECTION Front Fork Springs - 0.92 kg/mm LRV-092
FACTORY CONNECTION
$119.95Front fork springs are fundamental to your suspension's responsiveness and handling precision—and cheap springs will rob you of both. The FACTORY CONNECTION LRV-092 delivers the consistent spring rate and durability demanded by serious riders and racers...04050320- SKU:
- 04050320
- Availability:
- Ships Same Business Day
- Weight:
- 2.93 LBS
- SPRING RATE IMPERIAL:
- 51.50 LB/IN
- TYPE:
- FORK
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$119.95Qty in Cart: 0Quantity:Price:$119.95Subtotal: -
FACTORY CONNECTION High-Speed Compression Damping Adjuster Spring HSSK08
FACTORY CONNECTION
$19.95When you're attacking technical terrain at speed, your suspension needs to respond instantly to unpredictable impacts—roots, rocks, and square-edged holes demand precision damping that keeps your shock from wallowing through the stroke. The FACTORY...13120196- SKU:
- 13120196
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- SPRING
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SHOCK
$19.95Qty in Cart: 0Quantity:Price:$19.95Subtotal: -
FACTORY CONNECTION Front Fork Springs - 0.45 kg/mm LRN-045
FACTORY CONNECTION
$159.95Factory Connection front fork springs deliver the precision and durability demanded by serious racers and suspension tuners. Cold-wound on CNC equipment with heat-tempering and shot-peening, these springs maintain consistent rates through thousands of...04050823- SKU:
- 04050823
- Availability:
- Ships Same Business Day
- Weight:
- 2.91 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 25.20 LB/IN
- UNITS:
- PAIR
$159.95 -
XTRIG Shock Pre-Load Adjuster 500010500301
XTRIG
$202.95Race-day setup changes demand speed and precision—the XTRIG Shock Pre-Load Adjuster eliminates fumbling with traditional preload rings and lets you dial in sag adjustments in seconds. By leveraging the shock body's existing threads with a mechanical...13120551- SKU:
- 13120551
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COLOR/FINISH:
- BLACK
- TYPE:
- SHOCK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- ADJUSTER HOUSING
$202.95 -
XTRIG Shock Pre-Load Adjuster 500010200201
XTRIG
$178.95Race sag adjustments shouldn't cost you pit time or require specialized tools. The XTRIG Shock Pre-Load Adjuster replaces traditional preload rings with a mechanical system that lets you dial in suspension geometry in seconds, keeping your focus on track...13120454- SKU:
- 13120454
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- COLOR/FINISH:
- ORANGE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- ADJUSTER HOUSING
- TYPE:
- SHOCK
- UNITS:
- EACH
$178.95Qty in Cart: 0Quantity:Price:$178.95Subtotal: -
MOOSE RACING Fork Bushing Kit - 47.00 mm 38-6063
MOOSE RACING
$57.95Fork bushings wear faster than any other suspension component, directly impacting your bike's handling precision and damping response. This MOOSE RACING kit replaces worn bushings with dyno-tested components that outlast OEM parts by a significant...04500144- SKU:
- 04500144
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- INNER BUSHING INSIDE DIAMETER METRIC:
- 41.90 MM
- UNITS:
- KIT
- PRODUCT NAME:
- BUSHING KIT
- INNER BUSHING WIDTH IMPERIAL:
- 0.79'
- INNER BUSHING OUTSIDE DIAMETER IMPERIAL:
- 1.72'
- MATERIAL:
- PTFE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
$57.95 -
UFO Fork Tube Protectors - White - RM - '99-'03 SU03905041
UFO
$29.95Fork tube protectors shield your suspension from debris, UV damage, and minor impacts that accumulate during aggressive riding and track use. These white protectors maintain the factory appearance of your RM while extending the service life of your fork...1271229- SKU:
- 1271229
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 LBS
$29.95 -
SDI Free Piston Assembly SDEFFPA-SFF
SDI
$62.95Stock plastic pistons are a known weak point in high-demand applications—they flex under pressure, wear prematurely, and can fail catastrophically when you need reliability most. The SDI Free Piston Assembly SDEFFPA-SFF replaces that liability with a...04500596- SKU:
- 04500596
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$62.95Qty in Cart: 0Quantity:Price:$62.95Subtotal: -
SDI Fork Preload Spacer - 2.5 mm SDEFSP25-25
SDI
$6.95Fine-tuning your suspension geometry shouldn't require a complete fork disassembly. The SDI Fork Preload Spacer delivers precise 2.5 mm preload adjustment on twin-chamber forks with a simple bolt-on installation, giving you repeatable, predictable...04500606- SKU:
- 04500606
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$6.95Qty in Cart: 0Quantity:Price:$6.95Subtotal: -
SDI DU Piston Bushing Conversion Kit - 46 mm DRPBK-KYB46
SDI
$19.95Stock piston rings wear significantly within the first five hours of use, leading to degraded damping performance and increased friction. The SDI DU Piston Bushing Conversion Kit replaces your wear band with a low-friction design that maintains...04500614- SKU:
- 04500614
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
$19.95Qty in Cart: 0Quantity:Price:$19.95Subtotal: -
SDI Fork Service Kit - 49 mm SFSK49
SDI
$83.95Proper fork maintenance is critical to maintaining responsive handling, consistent damping performance, and extending the life of your suspension. The SDI Fork Service Kit for 49 mm forks provides all necessary components in one package, eliminating the...04500631- SKU:
- 04500631
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$83.95 -
SDI Fork Service Kit - 35 mm WFSK35-SKF
SDI
$99.95Proper fork maintenance is essential to maintaining your suspension's responsiveness, damping characteristics, and longevity. This comprehensive service kit contains every seal, fluid, and component you need to refresh your 35mm forks without sourcing...04500633- SKU:
- 04500633
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$99.95Qty in Cart: 0Quantity:Price:$99.95Subtotal: -
SDI Linkage Arm - Orange SDECLAK16-ORG
SDI
$472.95If you're tired of your bike pitching under acceleration and diving under braking, the SDI Linkage Arm is engineered to eliminate that front-to-back rocking that kills your chassis control. By stiffening the initial curve of your suspension, this...13020708- SKU:
- 13020708
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
$472.95Qty in Cart: 0Quantity:Price:$472.95Subtotal: -
SDI Linkage Arm - Blue SDECLAY10-BLU
SDI
$449.95If you're experiencing excessive front-to-back rocking or harsh bottoming during deep suspension stroke, the SDI Linkage Arm directly addresses these issues by stiffening the initial curve of your suspension geometry. This precision-machined component...13020710- SKU:
- 13020710
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
$449.95Qty in Cart: 0Quantity:Price:$449.95Subtotal: -
SDI Lowering Pull Rod - Blue SDECPRKX85L-BLU
SDI
$62.95If you're running a bike that feels unsettled under acceleration or wallows through mid-corner transitions, your suspension geometry is working against you. The SDI Lowering Pull Rod addresses this by stiffening the initial curve of your suspension,...13041066- SKU:
- 13041066
- Availability:
- Ships Same Business Day
- Weight:
- 0.29 LBS
$62.95Qty in Cart: 0Quantity:Price:$62.95Subtotal: -
SDI Bladder Cap - Black SDESBC52B-S
SDI
$66.95If you're running a performance suspension setup, shock temperature management and consistent feel across your suspension travel directly impact lap times and ride quality. The SDI Bladder Cap increases shock volume to deliver a more linear pressure...13140700- SKU:
- 13140700
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$66.95
