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PROGRESSIVE SUSPENSION 412 Series Shock - 13.5" - Heavy Duty - Black - FLH 412-4021B

Part Number: 13100885
PROGRESSIVE SUSPENSION
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SKU:
13100885
MPN:
412-4021B
Condition:
New
Availability:
Ships Same Business Day
Weight:
9.65 LBS
$379.95
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Description

Stock shocks limit your motorcycle's handling potential and comfort, especially if you regularly ride near your bike's maximum load capacity. The Progressive 412 Series delivers tunable suspension geometry with a straightforward five-position preload adjuster, letting you optimize ride quality without fabrication or guesswork. Heavy-duty construction makes these shocks the practical choice for riders who demand reliable performance mile after mile.

  • Length: 13.5" (center-to-center)
  • Material: Heavy-duty construction
  • Preload Adjustment: 5-position cam
  • Fitment: Harley FLH models
  • Installation: Bolt-on
  • TüV Approved: Yes (verify current certificate)
  • Measurement Standard: Center-eyelet to center-eyelet
  • Load Rating: Recommended 50%+ near max capacity
  • Steering Geometry: Slightly quickens handling
  • Color: Black finish
  • MPN: 412-4021B
  • Chain/Belt Guard: May require spacing (1986-2015 XL)
  • Pre-Purchase: Verify wheel travel clearance
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Specs

ADJUSTMENT STYLE:
AUTOMATIC
EXTENDED LENGTH IMPERIAL:
13.50'
RESERVOIR LOCATION:
INTERNAL
MOUNTING POSITION:
REAR
SPRING TYPE:
SINGLE PROGRESSIVE RATE
DAMPING METHOD:
GAS CHARGED
DUTY:
HEAVY DUTY
MODEL:
412 SERIES WITHOUT COVERS
PROGRESSIVE SPRING RATE IMPERIAL:
105.00 LB/IN - 150.00 LB/IN
PROGRESSIVE SPRING RATE METRIC:
1.90 KG/MM - 2.70 KG/MM
RIDING STYLE:
STREET
TYPE:
COILOVER MONOTUBE
COLOR/FINISH:
BLACK
MATERIAL:
STEEL
PRODUCT NAME:
SHOCK ABSORBER
UNITS:
PAIR
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Fitment

Fitment for PROGRESSIVE SUSPENSION 412 Series Shock - 13.5" - Heavy Duty - Black - FLH 412-4021B

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