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Bump Stops & Hardware

Riding on old bump stops can really ruin the quality of your BMW's ride. If you're already replacing your shocks and springs, be sure to pick up some fresh bump stops to service your vehicle correctly.
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OEM Rein Rear Bump Stop - BMW E9X E84
OEM Rein Rear Bump Stop - BMW E9X E84
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Rein - Corporate Logo
T#:34214790
Part#: 33536767335
In Stock
$ 21.99 USD
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$ 21.99 USD
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The Rear Shock Absorber Bump Stop is an essential suspension component designed to enhance the performance and longevity of your vehicle's rear shock absorbers. This bump stop effectively absorbs impact and provides cushioning, preventing bottoming out during heavy loads or rough driving conditions. Made from high-quality materials, the Rein bump stop ensures durability and resilience, making it a reliable choice for both daily drivers and performance vehicles. Engineered to fit a wide range of vehicle makes and models, the Rein Rear Shock Absorber Bump Stop helps maintain optimal ride quality and handling. With its precise design, it minimizes wear on the shock absorbers, extending their lifespan and improving overall vehicle stability.
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E9X / F3X RWD Ride Height Adjuster Shim - PFR5-427
E9X / F3X RWD Ride Height Adjuster Shim - PFR5-427
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Powerflex - Corporate Logo
T#:22163423
Part#: PFR5-427
Ships in 2 Business Days
$ 44.99 USD
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$ 44.99 USD
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Achieving an even ride height, particularly in rear-wheel-drive (RWD) vehicles, is vital for enhancing stability, handling, and overall performance. Replacing your stock adjuster shim with a Powerflex RWD Ride Height Adjuster Shim provides a dependable solution. In this article, we'll explore the numerous benefits of this upgrade, meticulously designed to level your vehicle and boost its performance. Enhanced Vehicle Balance: Uneven ride height can lead to imbalances in handling, resulting in reduced stability on the road. By opting for the Powerflex RWD Ride Height Adjuster Shim, you'll experience a more balanced ride, ultimately improving your vehicle's stability and road-handling capabilities. Precision in Handling: Achieving the ideal ride height is essential for precise handling. Replacing your stock shim with Powerflex's high-quality alternative enhances the precision of your vehicle's handling. This is especially critical for RWD vehicles that rely on rear-wheel traction for performance and control. Enhanced Comfort on the Road: Uneven ride height can contribute to discomfort during your drive, causing vibrations and instability. The Powerflex RWD Ride Height Adjuster Shim replacement effectively resolves these issues, resulting in a smoother and more comfortable ride. Whether you're on a long journey or navigating your daily commute, you'll appreciate the enhanced comfort. Longevity and Durability: Powerflex is synonymous with top-tier quality. The RWD Ride Height Adjuster Shim is crafted from high-quality materials, ensuring both durability and an extended service life. By minimizing wear and tear on your suspension components, this upgrade can prolong the lifespan of your vehicle's suspension system and related parts. OE / OEM Cross Reference Numbers: 33536769473
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Performance Polyurethane Bump Stop Set R50 to R61
Performance Polyurethane Bump Stop Set R50 to R61
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Powerflex - Corporate Logo
T#:26238475
Part#: BS009K
In Stock
$ 54.99 USD
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$ 54.99 USD
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Enhance the durability and performance of your Mini's suspension with Powerflex Performance Polyurethane Bump Stops. Designed to protect dampers, especially on lowered vehicles, these bump stops are firmer than factory ones, offering superior compression absorption and protection against premature damper failure. Powerflex, the leading suspension bushing manufacturer in Europe, ensures precise fit and long-lasting quality with their premium polyurethane bushings. Upgrade to Powerflex bump stops for improved performance, reduced shock tower deformation, and a more engaging driving experience.

  • Firmer than factory bump stops for superior compression absorption
  • Protects dampers from bottoming out and premature failure
  • Made by the top suspension bushing manufacturer, Powerflex
  • Exact-fit standards ensure durability and performance
  • Ideal for street-driven vehicles and occasional autocross or track use
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Rear Bumpstop - Priced Each
Rear Bumpstop - Priced Each
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Rein - Corporate Logo
T#:31589440
Part#: 33502290348
Ships in 4 Business Days
$ 25.99 USD
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$ 25.99 USD
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Additional Shock Absorber
Additional Shock Absorber
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Rein - Corporate Logo
T#:599679
Part#: 31336787104
In Stock at Vendor
$ 31.99 USD
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$ 31.99 USD
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Bump Stop - Priced Each
Bump Stop - Priced Each
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Rein - Corporate Logo
T#:592462
Part#: 31336767333
In Stock
$ 8.15 USD
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$ 8.15 USD
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Rein Rear Bump Stop - E82, E88, E90, E92
Rein Rear Bump Stop - E82, E88, E90, E92
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Rein - Corporate Logo
T#:22953
Part#: 33536767334
In Stock
$ 11.21

This product was last offered at the strikethrough price on
04-30-2026

$ 8.58 USD
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$ 8.58 USD
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ADDITIONAL SHOCK ABSORBER, R
Rein Front Bump Stop - E46
Rein Front Bump Stop - E46
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Rein - Corporate Logo
T#:363437
Part#: 31302290313
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$ 13.99 USD
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$ 13.99 USD
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Bump stops prevent premature damper failure
Rein Bump Stop - E30, E34, E38
Rein Bump Stop - E30, E34, E38
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Rein - Corporate Logo
T#:379728
Part#: 31331124449
In Stock
$ 9.15 USD
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$ 9.15 USD
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Provides additional support in the front suspension
Rein Foam Bump Stop for Shock - E38 E39
Rein Foam Bump Stop for Shock - E38 E39
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Rein - Corporate Logo
T#:592446
Part#: 33531091031
Back Ordered
$ 10.99 USD
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$ 10.99 USD
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The rear shocks stoppers can deteriorate over time and when they do, pick up this replacement part from BMW and save hundreds over dealership pricing.
Rein Bump Stop - F22, F23, F30
Rein Bump Stop - F22, F23, F30
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Rein - Corporate Logo
T#:592316
Part#: 31336855440
Ships in 4 Business Days
$ 15.99 USD
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$ 15.99 USD
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Provides additional support in the front suspension
Rein Rear Bump Stop - E46
Rein Rear Bump Stop - E46
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Rein - Corporate Logo
T#:592429
Part#: 33502290319
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$ 11.99 USD
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$ 11.99 USD
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Rubber stop for strut travel - One required per side
Rein Rear Bumpstop - E36, E46
Rein Rear Bumpstop - E36, E46
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T#:592428
Part#: 33502290318
Ships in 4 Business Days
$ 14.99 USD
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$ 14.99 USD
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Protects damper from premature failure
Rein Bump Stop - E90, E92, E93
Rein Bump Stop - E90, E92, E93
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Rein - Corporate Logo
T#:592312
Part#: 31336771352
Ships in 4 Business Days
$ 7.99 USD
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$ 7.99 USD
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Provides additional support in the front suspension
Bump Stop - Priced Each
Bump Stop - Priced Each
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Rein - Corporate Logo
T#:379734
Part#: 31303411973
Ships in 4 Business Days
$ 11.99 USD
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$ 11.99 USD
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Provides additional support in the front suspension
Bump Stop - Priced Each
Bump Stop - Priced Each
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Rein - Corporate Logo
T#:375740
Part#: 31331094750
Ships in 4 Business Days
$ 10.99 USD
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$ 10.99 USD
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Suspension part to keep your new shocks in prime condition
Strut Bump Stop - Front
Strut Bump Stop - Front
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Rein - Corporate Logo
T#:54566497
Part#: 31306777049
Ships in 4 Business Days
New Item
$ 9.99 USD
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$ 9.99 USD
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OEM Rein Front Bump Stop - E46 325/330
OEM Rein Front Bump Stop - E46 325/330
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T#:12471
Part#: 31306757046
Back Ordered
$ 9.17 USD
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$ 9.17 USD
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Bump stops provide a bottoming cushion on rough roads, limiting hydraulic damper travel to prevent suspension bottoming and damage. They also improve ride quality, softening harsh impacts. Replace them when installing new struts.
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