Bilstein 1984-1992 BMW Front B4 OE Replacement Strut Cartridge 21-030505
Delivery is usually 2 to 5 business days after it ships.
- Free shipping to the lower 48
- 30-day returns on unused parts
- New Bilstein part in the original packaging
Overview
Bilstein 1984-1992 BMW Front B4 OE Replacement Strut Cartridge, manufacturer part number 21-030505.
New Bilstein part in the original manufacturer packaging.
Specifications
| Manufacturer part number | 21-030505 |
|---|---|
| UPC | 651860430874 |
| Type | Shocks & Struts |
| Package dimensions | 26.8 x 2.95 x 2.95 in |
| Shipping weight | 6.33 lb |
Vehicle fitment
Bilstein matches this part number to specific vehicles. Send your year, make, model and VIN to hello@apertureauto.com and we will confirm it fits before it ships.
Questions and answers
Is this part new?
Yes. It is a new Bilstein part in the original manufacturer packaging. Manufacturer part number 21-030505, UPC 651860430874.
Will it fit my vehicle?
Send your year, make, model and VIN to hello@apertureauto.com and we will confirm fit before the order ships.
What does shipping cost?
Shipping is free to the contiguous United States. Tracking is emailed as soon as it ships.
Can I return it?
Yes. Unused, uninstalled parts in the original packaging can be returned within 30 days of delivery. See the refund policy for details.
Part number 21-030505, also written 21030505.
Fits these vehicles
Bilstein lists 6 vehicles for this part. Not listed? Email hello@apertureauto.com and we will check.
| Vehicle | Years | Position |
|---|---|---|
| BMW 318iBase | 1991-1992 | Front |
| BMW 318isBase | 1991 | Front |
| BMW 325eBase | 1984-1987 | Front |
| BMW 325esBase | 1986-1987 | Front |
| BMW 325iBase | 1987-1992 | Front |
| BMW 325isBase | 1987-1991 | Front |
Specifications
- High power reserves for maximum safety
- Restores original driving comfort, handling and safety
- High OE quality
| Brand | Bilstein |
|---|---|
| Part number | 21-030505 |
| UPC | 651860430874 |
| Series | B4 OE Replacement |
| Internal design | Twintube |
| Extended length | 24.21 in (615 mm) |
| Collapsed length | 17.44 in (443 mm) |
| Upper mount type | Stem |
| Lower mount type | Housing |
| Boot included | No |
| Spring seat included | No |
| Finish | Black Paint |
Length check: this shock measures 17.44 in fully compressed and 24.21 in fully extended, eye to eye. On a lifted or modified vehicle, measure between the shock mounts at ride height; that number should sit comfortably inside this range, not near either end.



