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Progressive Suspension Black Heavy-Duty 412 Series 11.5" American-Tuned Gas Shocks - 115/155 Spring Rate (lbs/in) - 412-4011B

  • Part #:
    584234
  • Manufacturer Part #:
    412-4011B

MSRP Price: $299.95

Our Price: $269.96

You Save:
$29.99 (10%)
1 on Hand

Overview of Progressive Suspension Black Heavy-Duty 412 Series 11.5" American-Tuned Gas Shocks - 115/155 Spring Rate (lbs/in) - 412-4011B

  • Features include high-performance gas cells, double-wall construction, six-stage damping, progressive-rate springs, special cam adjusters for easy pre-load adjustment, heat-treated hard chrome rods, long-life seals and fade-resistant oil
  • Come with upper/lower bushings, a one-year warranty on shocks and a lifetime warranty on springs
  • Heavy-duty shocks for the touring rider carrying passengers or a body weight of 225 lb. and up
  • All come without cover unless noted
  • Sold in pairs

    412 SERIES SHOCKS
  • Available in black or chrome
  • Black springs are powder-coated
  • Shock cartridge is not chrome


  • NOTE: All shocks are measured center-of-eyelet to center-of-eyelet

    Included Items:
    1. (1) Pair of shocks with springs installed
    2. (1) Shock adjustment tool
    3. (1) Cam adjuster lube
    4. (4) Shock bushings
    5. (4) 1/4" spacers
    6. (4) 1/2" shouldered sleeves
    7. (4) 1/2" flat washers

Specs for Progressive Suspension Black Heavy-Duty 412 Series 11.5" American-Tuned Gas Shocks - 115/155 Spring Rate (lbs/in) - 412-4011B

Length 11 1/2 in.
Type Shock Absorber
Units Pair
Weight 9.90 lbs

Specs for Progressive Suspension Black Heavy-Duty 412 Series 11.5" American-Tuned Gas Shocks - 115/155 Spring Rate (lbs/in) - 412-4011B

Length 11 1/2 in.
Type Shock Absorber
Units Pair
Weight 9.90 lbs

Fitment for Progressive Suspension Black Heavy-Duty 412 Series 11.5" American-Tuned Gas Shocks - 115/155 Spring Rate (lbs/in) - 412-4011B

See if this part fits your ride

Part 584234 fits the following machines

Harley-Davidson
  • 1984 Harley-Davidson Disc Glide - FXRDG
  • 1985 Harley-Davidson Low Glide - FXRS
  • 1984 Harley-Davidson Low Glide - FXRS
  • 1985 Harley-Davidson Low Glide Custom - FXRC
  • 1993 Harley-Davidson Low Rider - FXRS
  • 1992 Harley-Davidson Low Rider - FXRS
  • 1991 Harley-Davidson Low Rider - FXRS
  • 1990 Harley-Davidson Low Rider - FXRS
  • 1989 Harley-Davidson Low Rider - FXRS
  • 1988 Harley-Davidson Low Rider - FXRS
  • 1987 Harley-Davidson Low Rider - FXRS
  • 1986 Harley-Davidson Low Rider - FXRS
  • 1987 Harley-Davidson Low Rider Chrome - FXRC
  • 1993 Harley-Davidson Low Rider Convertible - FXRS-CONV
  • 1992 Harley-Davidson Low Rider Convertible - FXRS-CONV
  • 1991 Harley-Davidson Low Rider Convertible - FXRS-CONV
  • 1990 Harley-Davidson Low Rider Convertible - FXRS-CONV
  • 1993 Harley-Davidson Low Rider Sport - FXRS-SP
  • 1992 Harley-Davidson Low Rider Sport - FXRS-SP
  • 1991 Harley-Davidson Low Rider Sport - FXRS-SP
  • 1990 Harley-Davidson Low Rider Sport - FXRS-SP
  • 1989 Harley-Davidson Low Rider Sport - FXRS-SP
  • 1988 Harley-Davidson Low Rider Sport - FXRS-SP
  • 1987 Harley-Davidson Low Rider Sport - FXRS-SP
  • 1986 Harley-Davidson Low Rider Sport - FXRS-SP
  • 1994 Harley-Davidson Super Glide - FXR
  • 1993 Harley-Davidson Super Glide - FXR
  • 1992 Harley-Davidson Super Glide - FXR
  • 1991 Harley-Davidson Super Glide - FXR
  • 1990 Harley-Davidson Super Glide - FXR
  • 1989 Harley-Davidson Super Glide - FXR
  • 1988 Harley-Davidson Super Glide - FXR
  • 1987 Harley-Davidson Super Glide - FXR
  • 1986 Harley-Davidson Super Glide - FXR
  • 1985 Harley-Davidson Super Glide - FXR
  • 1984 Harley-Davidson Super Glide - FXR
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Instructions and Manuals for Progressive Suspension Black Heavy-Duty 412 Series 11.5" American-Tuned Gas Shocks - 115/155 Spring Rate (lbs/in) - 412-4011B

Instruction Manual Instruction Manual PDF 1016.7 KiB

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