Bilstein B3 36-161379 Rear Coil Spring – OEM/OE Spec Standard Height Back Spring for BMW 1 Series E81 E87 E88 & 3 Series E90 E92 – Rear Axle Replacement, incl. 130i, 320si, 325xi/xDrive AWD (E8x/E9x)

Bilstein B3 36-161379 Rear Suspension Coil - Standard Height Replacement for BMW E81 E87 E88 E90 E92

Restore the factory ride and handling on your BMW with this Bilstein B3 rear suspension coil, part number 36-161379. Designed as a direct replacement on the back axle for selected BMW 1 Series and 3 Series models, it is the ideal choice when your original spring has snapped, the rear end is sitting low or you want OE-level comfort without lowering. This is a stock-height, OE-spec spring that fits like the original and brings back tight, precise road feel with long-term durability.

At MJ Modifications we use these on customer cars and the feedback is consistently excellent for ride quality, fitment accuracy and reliability. If you are searching for a standard rear spring for BMW E8x or E9x, a back axle coil for xDrive or a like-for-like replacement for a broken BMW rear spring, this Bilstein B3 is the dependable choice.

Key benefits

• Direct-fit OE specification for BMW E81, E87, E88, E90 and E92 platforms
• Maintains original ride height and comfort for daily road use
• Engineered spring rates that match factory calibration for balanced handling
• High quality chrome vanadium or chrome silicon steel for superb strength
• Hot set after forming to minimise sag over time and retain height
• Surface compressed and corrosion protected for long service life
• Pigtail and minibloc design used where required for correct seating and quiet operation
• No modifications needed on the rear axle when replacing a failed or tired spring

Fitment coverage

Suitable for the following BMW applications. If in doubt, ask us to check compatibility against your registration or VIN.

BMW 1 Series

• E81 3-door Hatchback 09.06 - 12.11
  • 116i, 118i, 120i, 130i, 116d, 118d, 120d
• E87 5-door Hatchback 02.03 - 01.13
  • 116i, 118i, 120i, 130i, 116d, 118d, 120d, 123d
• E88 Convertible 12.07 - 12.13
  • 120i

BMW 3 Series

• E90 Saloon 02.04 - 02.12
  • 316i, 318i, 320i, 320si, 335i
• E92 Coupe 01.05 - 12.13
  • 316i, 325i, 325xi, 325i xDrive, 328i, 330i, 330xi, 330i xDrive, 335i, 320d, 320d xDrive, 325d, 330d, 335d

Technical details

• Location: Rear axle
• Type: Coil spring with constant wire diameter
• Range: Bilstein B3 OE Replacement
• Part number: 36-161379
• EAN: 4025258628871
• UPC: 651860628875

Why this is the right choice for your BMW

If your BMW has failed an MOT for a cracked rear spring or the back end feels uneven, this standard replacement brings the car back to how it should be. It keeps the factory stance and comfort, works perfectly with original dampers and avoids the harshness associated with lowering springs. Bilstein’s OE expertise ensures consistent quality, correct fit on the spring seats and trouble-free installation.

Helpful fitting advice

• Sold individually unless stated otherwise
• For best results, replace rear springs in pairs to maintain even ride height
• Inspect rear top mounts, spring pads and bump stops while you are there

Professional installation

Prefer expert fitting? MJ Modifications offers installation at our Warwickshire workshop. Email info@mjmodifications.co.uk for a quote and booking.

Free compatibility check

Send us your UK registration or last 7 of the VIN and we will confirm this Bilstein 36-161379 matches your exact chassis before you order.

Common search terms

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