Stabilus Hood Lift Support P/N:4B-3445FO
Keep your BMW's hood raised and steady with the Stabilus Hood Lift Support 4B-1585BP, a hydraulically dampened, gas-charged lift support that measures 16.18 inches. It's a direct-fit replacement for the 1994-1997 BMW 318I, 1992-1999 BMW 318IS, 1998-1999 BMW 323I, 1998-1999 BMW 323IS, 1992-1995 BMW 325IS, 1996-1999 BMW 328I, 1996-1999 BMW 328IS, and 1994-1999 BMW M3 — see the Buyer's Guide tab for engine-level details.
Part of the Lift-O-Mat by Stabilus line, it uses an oil-channeling system with custom-tuned oil viscosity and piston configuration to provide controlled, consistent motion for this application. Since gas struts weaken over time, Stabilus recommends replacing them in pairs for balanced support.
Interchange: 51 23 8 119 558 · 80 084 07 · 819-8117
51238119558 · 8008407 · 8198117 · E95675DL · 86341 · E95675 · 901113 · 1585BP · 818496 · 6341 · E6341 · 613389 · SG302008 · TSG302008
This part cross-references / interchanges with the following part numbers:
What does this hood lift support do?
It's a hydraulically dampened, gas-charged strut that raises your BMW's hood and holds it open with smooth, controlled motion.
Which vehicles does the 4B-1585BP fit?
It's a direct-fit replacement for the BMW 318I, 318IS, 323I, 323IS, 325IS, 328I, 328IS, and M3 across the listed years. See the Buyer's Guide tab for engine details.
Should I replace both hood struts at once?
Stabilus recommends replacing them in pairs for best results, since both struts age at a similar rate and balanced support keeps the hood steady.
Are special tools required for installation?
No. This lift support is easy to install and requires no special tools, and it's based on the OE design for proper fit, form, and function.
What is the Labyrinth Piston?
It's a patented Stabilus piston design that provides clog-free, smooth operation and helps prevent binding due to contamination during opening and closing.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.