35/39mm Fork Springs & Internals – Alpha Performance Engines

“Progressive Suspension Fork Spring Kit for 35mm Fork Tubes. Fits Big Twin FX 1973-1986, Sportster 1973-1987 & FXR 1982-1988.” has been added to your cart. View cart

Progressive Suspension Preload Spacer – Some Mono-Tube Kits
$7.00 SKU: PS-5023-001
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Rollies Speed Shop Damper Tube Screw & Washer Set. Fits Showa Forks, Most Big Twin 1975-2017 & Sportster 1987-2021
$12.00 SKU: BAI-C23-0237NU-2
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James Gaskets Inc 39mm Fork Tube Dust Cover Seal. Fits Sportster, Dyna & FXR 1987-2021.
$16.00 SKU: JGI-45401-87
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Eastern Motorcycle Parts Damper Tube Springs. Fits Dyna 1991-2005, FXR 1987-1994 & Sportster 1987-2021.
$24.00 SKU: EMP-41-0110
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All Balls Racing 39mm Forks Seals.
$27.00 SKU: ABR-55-113
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James Gaskets Inc 33.4mm Fork Seal Kit. Fits H-D 1971-1972 with Narrow Glide.
$41.00 SKU: JGI-45849-71
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James Gaskets Inc 35mm Fork Seal Kit. Fits Sportster & FX 1973-1976.
$41.00 SKU: JGI-45849-73
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James Gaskets Inc 35mm Fork Seal Kit. Fits Sportster & FX 1975-1983.
$41.00 SKU: JGI-45849-75
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James Gaskets Inc 35mm Fork Seal Kit. Fits Sportster & FXR 1984-1987.
$41.00 SKU: JGI-45849-84-AK
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James Gaskets Inc 39mm Fork Seal Kit. Fits Dyna 1991-2005, FXR 1987-1994 & Sportster 1987-2021.
$49.00 SKU: JGI-45849-96
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Rollies Speed Shop Fork Rebuild Kit. Fits 39mm Tubes.
$98.00 SKU: BAI-C23-0235
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Progressive Suspension Fork Spring Kit for 35mm Fork Tubes. Fits Big Twin FX 1973-1986, Sportster 1973-1987 & FXR 1982-1988.
$231.00 SKU: PS-11-1120
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Progressive Suspension Standard Duty 39mm Fork Spring Kit. Fits Dyna Super Glide Sport 2000-2005.
$231.00 SKU: PS-11-1153
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Progressive Suspension Standard Duty 39mm Fork Spring Kit. Fits FXR 1988-1994 & Sportster 1988-1993.
$231.00 SKU: PS-11-1130
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Progressive Suspension Standard Duty 39mm Fork Spring Kit. Fits Dyna 1991-2005 & FXR 1987-1994.
$231.00 SKU: PS-11-1132
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Progressive Suspension Standard Duty 39mm Fork Spring Kit. Fits Sportster 1992-2003 & Dyna 1995-2005.
$231.00 SKU: PS-11-1523
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Progressive Suspension Standard Rate Fork Spring Kit. Fits Sportster 2004-2021 with 39mm Fork Tubes & Street 500 2015-2020 with 37mm Fork Tubes.
$231.00 SKU: PS-11-1527
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Progressive Suspension Fork Spring Kit for 39mm Fork Tubes; Fits Sportster 2016-2021. Standard Spring Rate.
$231.00 SKU: PS-11-1577
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Progressive Suspension Heavy Duty Fork Spring Kit. Fits Sportster 2004up with 39mm Fork Tubes & Street 500 2015-2020 with 37mm Fork Tubes.
$260.00 SKU: PS-11-1552
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Progressive Suspension Fork Spring Lowering Kit for 39mm Fork Tubes. Fits Most Sportser’s 1988-2021
$307.00 SKU: PS-10-2000
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Progressive Suspension Monotube Fork Cartridge Kit. Fits Most Sportster 2004-2021
$589.00 SKU: PS-31-2513
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Progressive Suspension Monotube Fork Cartridge Kit. Fits Sportster Forty-Eight 20102015, Nightster 20072012, 883 Iron 20092015 & 883 Low 20072010.
$589.00 SKU: PS-31-2515
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LEGEND SUSPENSION AXEO Front End Suspension. Fits Dyna 1991-2005, Sportster 1987-2006 & FXR 1987-1994. NOTE: Requires +2in. Fork Tubes.
$1,800.00 SKU: LEG-0414-0547
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