Name: Bilstein B6 HD Front Strut Cartridge – BMW 3 Series E21 (1975–1983) | 45 mm Inner Diameter
Brand: Bilstein
SKU: P30 0121
Availability: InStock

Bilstein B6 HD Front Strut Cartridge – BMW 3 Series E21 (1975–1983) | 45 mm Inner Diameter

$330.00

Bilstein B6 HD front strut (45 mm inner diameter) for E21 (1975–1983). Monotube, gas-pressure, sport-valved, OE-spring compatible, lifetime warranty.

Description

Description

Upgrade your classic BMW E21 from 1975 to 1983 with the Bilstein B6 HD Front Strut (P/N 34‑001219 / 34‑002230). Featuring a 45 mm inner strut diameter, this monotube, gas-pressure cartridge delivers:

45 mm piston housing, matching OEM specifications for proper fitment and spring geometry Reddit+15Bilstein-Shocks.co.uk+15Bilstein-Shocks.co.uk+15Reddit
20% firmer sport valving than original dampers for improved cornering stiffness and braking control Reddit+2tunershop.com+2turnermotorsport.com+2
Monotube upside-down design—smooth on minor bumps yet firm during energetic driving tunershop.com+1tunershop.com+1
Direct OE-spring compatibility and bolt-on fitment—no modifications needed for ride height or geometry eeuroparts.com+15tunershop.com+15Reddit+15
Heavy-Duty construction with German engineering and a lifetime warranty for long-term reliability