Street Bike Suspension
Street Bike Suspension Upgrades at JJ Motorsports
Improve your street bike's handling and ride quality with advanced suspension kits from JJ Motorsports. Our range includes complete front-end kits, fork emulators, springs, and shocks engineered for better damping, reduced dive, and customizable firmness on the street or track. Compatible with Honda CBR, Suzuki GSX-R, Yamaha R1, and more, these upgrades enhance stability, comfort, and control for sportbikes, cruisers, or tourers, whether lowering for style or tuning for performance.
Shop trusted brands like Race Tech for gold valve kits and Progressive Suspension for adjustable shocks. Explore related categories such as street bike brakes for stopping power or street bike drivetrain for balanced setups.
Top Street Bike Suspension Products
- Race Tech Complete Front End Suspension Kit - 1.50 kg/mm Spring FLEK S49150 – For heavier riders seeking firm control.
- Race Tech Complete Front End Suspension Kit - 0.95 kg/mm Spring FLEK S49095 – Balanced for standard street use.
- Race Tech Complete Front End Suspension Kit - 1.30 kg/mm Spring FLEK S49130 – Enhanced damping for aggressive riding.
- Race Tech Complete Front End Suspension Kit - 1.00 kg/mm Spring FLEK S3810 – Versatile for daily commuters.
- Race Tech Complete Front End Suspension Kit - 1.10 kg/mm Spring FLEK S49110 – Optimized for track-like precision.
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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K&S TECHNOLOGIES Fork Boot Kit - OE Style - Upper 27 mm-32 mm - Lower 37 mm-42 mm - 111 mm-191 mm Height 16-3007
K&S TECHNOLOGIES
$36.95Fork boots are essential maintenance items that protect your fork seals from road salt, dirt, and moisture—the primary culprits behind premature seal wear and expensive fork rebuilds. A torn or missing boot allows contaminants to compromise your...04060067- SKU:
- 04060067
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- FOR FORK TUBE DIAMETER (SLIDER) METRIC:
- LOWER INSIDE DIAMETER 37.00 MM - 42.00 MM
- OVERALL LENGTH IMPERIAL:
- 6.25'
- PRODUCT NAME:
- BOOT KIT
- RIDING STYLE:
- STREET
- COLLAPSED LENGTH IMPERIAL:
- 4.37'
- STYLE:
- STANDARD
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- FOR FORK TUBE DIAMETER (SLIDER) METRIC:
- UPPER INSIDE DIAMETER 27.00 MM - 32.00 MM
- TYPE:
- FORK
$36.95 -
K&S TECHNOLOGIES Fork Boot Kit -OE Style - Upper 49 mm-54 mm - Lower 48 mm-53 mm - 95 mm-196 mm Height 16-3008
K&S TECHNOLOGIES
$34.95Fork boots protect your suspension's most critical seals from road debris, mud, and contaminants that accelerate wear and compromise performance. Over time, exposed fork seals deteriorate, leading to oil leakage and loss of damping control. This OE-style...04060068- SKU:
- 04060068
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- PRODUCT NAME:
- BOOT KIT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- FOR FORK TUBE DIAMETER (SLIDER) METRIC:
- LOWER INSIDE DIAMETER 48.00 MM - 53.00 MM
- TYPE:
- FORK
- COLLAPSED LENGTH IMPERIAL:
- 3.74'
- FOR FORK TUBE DIAMETER (SLIDER) METRIC:
- UPPER INSIDE DIAMETER 49.00 MM - 54.00 MM
- UNITS:
- KIT
- OVERALL LENGTH IMPERIAL:
- 6.89'
- STYLE:
- STANDARD
$34.95Qty in Cart: 0Quantity:Price:$34.95Subtotal: -
K&S TECHNOLOGIES Fork Seals - 26 mm x 37 mm x 10.5 mm 16-1003
K&S TECHNOLOGIES
$15.95Fork seals are critical to maintaining suspension performance and preventing oil leakage that compromises damping and ride quality. Worn or degraded seals force costly full-service intervals and risk internal fork damage. K&S Technologies fork seals...04070531- SKU:
- 04070531
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- FORK SEAL
- INSIDE DIAMETER METRIC:
- 26.00 MM
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.41'
- THICKNESS METRIC:
- 10.50 MM
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 43.00 MM
- RIDING STYLE:
- STREET
$15.95 -
K&S TECHNOLOGIES Fork Seals - 27 mm x 39 mm x 10.5 mm 16-1005
K&S TECHNOLOGIES
$15.95Fork seals are critical wear items that directly impact your suspension's performance and longevity. Worn or leaking seals compromise damping efficiency, allow contamination into the fork oil, and can lead to costly internal damage. The K&S Technologies...04070533- SKU:
- 04070533
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- OUTSIDE DIAMETER METRIC:
- 39.00 MM
- THICKNESS METRIC:
- 10.50 MM
- INSIDE DIAMETER METRIC:
- 35.00 MM
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.41'
- PRODUCT NAME:
- FORK SEAL
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
$15.95 -
K&S TECHNOLOGIES Fork Seals - 30 mm x 40.5 mm x 10.5 mm 16-1006
K&S TECHNOLOGIES
$15.95Fork seals are critical to maintaining suspension performance and preventing costly internal damage from oil leakage. Worn or damaged seals compromise damping characteristics and allow contaminants to degrade fork oil, reducing responsiveness and...04070534- SKU:
- 04070534
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- INSIDE DIAMETER METRIC:
- 30.00 MM
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- FORK SEAL
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.41'
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 40.50 MM
- THICKNESS METRIC:
- 10.50 MM
$15.95 -
K&S TECHNOLOGIES Fork Seals - 30 mm x 42 mm x 10.5 mm 16-1007
K&S TECHNOLOGIES
$16.95Fork seals are critical to suspension performance—they prevent hydraulic fluid loss and contamination that compromise damping response and ride quality. Worn or leaking seals directly impact your bike's handling precision and can lead to costly fork...04070535- SKU:
- 04070535
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- INSIDE DIAMETER METRIC:
- 30.00 MM
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- OUTSIDE DIAMETER METRIC:
- 42.00 MM
- THICKNESS METRIC:
- 10.50 MM
- RIDING STYLE:
- ATV
- THICKNESS IMPERIAL:
- 0.41'
- PRODUCT NAME:
- FORK SEAL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
$16.95 -
K&S TECHNOLOGIES Fork Seals - 31 mm x 43 mm x 12.5 mm 16-1010
K&S TECHNOLOGIES
$15.95Fork seals are critical to suspension performance—they prevent hydraulic fluid from leaking into your fork tubes while maintaining consistent damping characteristics. Worn or damaged seals compromise your bike's handling precision and can lead to costly...04070538- SKU:
- 04070538
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.49'
- THICKNESS METRIC:
- 12.50 MM
- UNITS:
- PAIR
- INSIDE DIAMETER METRIC:
- 31.00 MM
- PRODUCT NAME:
- FORK SEAL
- OUTSIDE DIAMETER METRIC:
- 43.00 MM
- RIDING STYLE:
- STREET
$15.95 -
K&S TECHNOLOGIES Fork Seals - 32 mm x 44 mm x 10.5 mm 16-1011
K&S TECHNOLOGIES
$15.95Fork seals are critical wear items that directly impact suspension performance and longevity. Worn or leaking seals compromise damping characteristics, reduce suspension responsiveness, and allow contaminants into the fork internals—leading to costly...04070539- SKU:
- 04070539
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- THICKNESS METRIC:
- 10.50 MM
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 44.00 MM
- RIDING STYLE:
- STREET
- INSIDE DIAMETER METRIC:
- 32.00 MM
- PRODUCT NAME:
- FORK SEAL
- THICKNESS IMPERIAL:
- 0.41'
$15.95 -
K&S TECHNOLOGIES Fork Seals - 33 mm x 45 mm x 10.5/12 mm 16-1013
K&S TECHNOLOGIES
$15.95Fork seals are your first line of defense against oil leakage and contamination—when they fail, your suspension loses damping consistency and your forks deteriorate rapidly from the inside out. This K&S Technologies replacement seal restores the...04070540- SKU:
- 04070540
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- OUTSIDE DIAMETER METRIC:
- 45.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- RIDING STYLE:
- STREET
- THICKNESS METRIC:
- 10.50 MM/12.00 MM
- PRODUCT NAME:
- FORK SEAL
- INSIDE DIAMETER METRIC:
- 33.00 MM
- THICKNESS IMPERIAL:
- 0.41'/0.47'
$15.95 -
K&S TECHNOLOGIES Fork Seals - 33 mm x 46 mm x 11 mm 16-1015
K&S TECHNOLOGIES
$15.95Fork seals are critical to maintaining suspension performance and preventing hydraulic fluid loss that compromises dampening and handling. A worn or leaking seal forces you to choose between frequent fluid top-offs and degraded suspension...04070542- SKU:
- 04070542
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- INSIDE DIAMETER METRIC:
- 33.00 MM
- THICKNESS METRIC:
- 11.00 MM
- OUTSIDE DIAMETER METRIC:
- 46.00 MM
- PRODUCT NAME:
- FORK SEAL
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- THICKNESS IMPERIAL:
- 0.43'
$15.95 -
K&S TECHNOLOGIES Fork Seals - 34 mm x 46 mm x 10.5 mm 16-1016
K&S TECHNOLOGIES
$15.95Fork seal degradation is one of the most common causes of oil leakage and suspension performance loss in motorcycles and ATVs. A worn or damaged seal allows hydraulic fluid to escape, compromising damping characteristics and potentially leading to fork...04070543- SKU:
- 04070543
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.41'
- THICKNESS METRIC:
- 10.50 MM
- RIDING STYLE:
- STREET
- INSIDE DIAMETER METRIC:
- 34.00 MM
- OUTSIDE DIAMETER METRIC:
- 46.00 MM
- PRODUCT NAME:
- FORK SEAL
- UNITS:
- PAIR
$15.95 -
K&S TECHNOLOGIES Fork Seals - 35 mm x 48 mm x 8/9.5 mm 16-1017
K&S TECHNOLOGIES
$15.95Fork seals are critical wear items that directly impact suspension performance and safety—a failing seal allows hydraulic fluid to leak, compromising damping and risking fork damage. K&S Technologies' 35mm x 48mm x 8/9.5mm seals deliver OEM-quality...04070544- SKU:
- 04070544
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- INSIDE DIAMETER METRIC:
- 35.00 MM
- THICKNESS METRIC:
- 8.00 MM/9.50 MM
- PRODUCT NAME:
- FORK SEAL
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 48.00 MM
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0.32'/0.37'
$15.95Qty in Cart: 0Quantity:Price:$15.95Subtotal: -
K&S TECHNOLOGIES Fork Seals - 35 mm x 48 mm x 10.5 mm 16-1019
K&S TECHNOLOGIES
$15.95Worn fork seals compromise your suspension's ability to maintain consistent damping and allow hydraulic fluid to escape, leading to poor handling and accelerated wear on internal components. K&S Technologies fork seals deliver OEM-quality sealing...04070545- SKU:
- 04070545
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- FORK SEAL
- INSIDE DIAMETER METRIC:
- 35.00 MM
- OUTSIDE DIAMETER METRIC:
- 48.00 MM
- RIDING STYLE:
- STREET
- THICKNESS METRIC:
- 10.50 MM
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.41'
$15.95Qty in Cart: 0Quantity:Price:$15.95Subtotal: -
K&S TECHNOLOGIES Fork Seals - 35 mm x 48 mm x 11 mm 16-1020
K&S TECHNOLOGIES
$16.95Fork seals are critical maintenance components that prevent oil leakage and contamination from compromising your suspension's performance and longevity. Worn or damaged seals allow hydraulic fluid to escape and moisture to enter, leading to reduced...04070546- SKU:
- 04070546
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- FORK SEAL
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- THICKNESS METRIC:
- 11.00 MM
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0.43'
- UNITS:
- PAIR
- INSIDE DIAMETER METRIC:
- 35.00 MM
- OUTSIDE DIAMETER METRIC:
- 48.00 MM
- RIDING STYLE:
- ATV
$16.95 -
K&S TECHNOLOGIES Fork Seals - 35 mm x 47 mm x 10.5 mm 16-1021
K&S TECHNOLOGIES
$15.95Fork seals are critical wear items that directly impact your suspension's performance and longevity. Worn or leaking seals allow hydraulic fluid to escape, compromising damping characteristics and risking fork tube damage. K&S Technologies manufactures...04070547- SKU:
- 04070547
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- FORK SEAL
- INSIDE DIAMETER METRIC:
- 35.00 MM
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER METRIC:
- 47.00 MM
- THICKNESS METRIC:
- 10.50 MM
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.41'
$15.95 -
K&S TECHNOLOGIES Fork Seals - 36 mm x 48 mm x 8/9.5 mm 16-1024
K&S TECHNOLOGIES
$16.95Fork seals are critical wear items that directly impact suspension performance and longevity. A degraded seal allows hydraulic fluid to leak onto your brakes and tires, compromising both safety and handling precision. K&S Technologies' 36mm x 48mm fork...04070549- SKU:
- 04070549
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- THICKNESS IMPERIAL:
- 0.32'/0.37'
- OUTSIDE DIAMETER METRIC:
- 48.00 MM
- PRODUCT NAME:
- FORK SEAL
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- INSIDE DIAMETER METRIC:
- 36.00 MM
- RIDING STYLE:
- OFF-ROAD
- THICKNESS METRIC:
- 8.00 MM/9.50 MM
$16.95 -
K&S TECHNOLOGIES Fork Seals - 36 mm x 48 mm x 10.5 mm 16-1025
K&S TECHNOLOGIES
$15.95Fork seals are critical to maintaining suspension integrity and preventing oil leakage that compromises damping performance and fork longevity. A degraded or worn seal allows hydraulic fluid to escape, leading to inconsistent suspension behavior,...04070550- SKU:
- 04070550
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- FORK SEAL
- INSIDE DIAMETER METRIC:
- 36.00 MM
- RIDING STYLE:
- ATV
- THICKNESS METRIC:
- 10.50 MM
- OUTSIDE DIAMETER METRIC:
- 48.00 MM
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.41'
- UNITS:
- PAIR
$15.95 -
K&S TECHNOLOGIES Fork Seals - 43 mm x 55 mm x 9.5/10 mm 16-1046
K&S TECHNOLOGIES
$15.95Fork seals are critical wear items that directly impact suspension performance and safety. Worn or leaking seals compromise damping consistency, increase friction, and allow contaminants into your fork tubes—leading to accelerated internal wear and...04070572- SKU:
- 04070572
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- INSIDE DIAMETER METRIC:
- 43.00 MM
- OUTSIDE DIAMETER METRIC:
- 55.00 MM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- FORK SEAL
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0.37'/0.39'
- THICKNESS METRIC:
- 9.50 MM/10.00 MM
- UNITS:
- PAIR
$15.95 -
K&S TECHNOLOGIES Fork Seals - 43 mm x 54 mm x 9 mm 16-1043
K&S TECHNOLOGIES
$15.95Worn fork seals compromise suspension performance, increase maintenance costs, and can lead to oil leakage that damages internal components. The K&S Technologies 43mm x 54mm x 9mm fork seals deliver reliable sealing and consistent damping characteristics...04070568- SKU:
- 04070568
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- FORK SEAL
- INSIDE DIAMETER METRIC:
- 43.00 MM
- OUTSIDE DIAMETER METRIC:
- 54.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0.35'
- THICKNESS METRIC:
- 9.00 MM
$15.95 -
K&S TECHNOLOGIES Fork Seals - 49 mm x 60 mm x 10 mm 16-1052
K&S TECHNOLOGIES
$15.95Worn fork seals compromise suspension performance, increase maintenance costs, and accelerate component wear. The K&S Technologies 49mm x 60mm x 10mm fork seals restore proper damping function and eliminate costly oil leakage that degrades braking...04070579- SKU:
- 04070579
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- OUTSIDE DIAMETER METRIC:
- 60.00 MM
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.39'
- INSIDE DIAMETER METRIC:
- 49.00 MM
- PRODUCT NAME:
- FORK SEAL
- RIDING STYLE:
- STREET
- THICKNESS METRIC:
- 10.00 MM
- UNITS:
- PAIR
$15.95
