RubberShox®
Universal Modular Coil Spring Buffer -1/2 Circle (UCSBH12344) Coil Diameter : Over 4" | Shore 70±5 HA
Universal Modular Coil Spring Buffer -1/2 Circle (UCSBH12344) Coil Diameter : Over 4" | Shore 70±5 HA
FREE INSTALLATION at Our Warehouse in Garden Grove, CA
- Appointment Only (Check Details)
The RubberShox® UCSBH Series is a modular coil spring buffer that restores ride height, tightens body roll, and cushions your suspension — without the guesswork of ordinary universal buffers. Instead of a one-size strip you have to measure, trim, and wrestle into place, the UCSBHM uses a modular sizing system: match the module to your coil and seat it in. No measuring the gap, no cutting, no special tools.
The unique half-circle (180°) design wraps around the spring's circumference for a more secure fit. Some universal buffers only grip a short section of coil and can shift or loosen over time. The half-circle spreads contact across a much wider arc, so it seats deeper and holds far more securely — a real advantage on the larger-diameter coils found on trucks, SUVs, and heavier EVs. The UCSBH was designed for coil spring diameters over 4”. For coil springs with diameters under 4”, check out the UCSBHM series.
Once installed, the UCSBH absorbs and dissipates shock from rough roads, adds driving stability, quiets suspension noise and vibration, prevents coil sag, and extends the life of your springs and suspension. It's especially effective on EVs, where the added curb weight tends to create a harsh ride — smoothing it into a more planted, comfortable feel for everyone aboard.
Features
- 【Modular Fit — No Measuring, No Cutting】 Unlike standard universal buffers that require measuring the coil gap and trimming to size, the UCSBH's modular design lets you simply match and install. Front or rear, most coil springs, minutes not hours — no special tools needed.
- 【Half-Circle Secure Grip】 The 180° half-circle profile wraps halfway around the spring for far more contact than a typical block-style buffer. It seats deeper and resists shifting or popping loose — engineered specifically for the larger-diameter coils (over 4") on SUVs, trucks, and heavy EVs.
- 【Premium Natural Rubber, Shore 70±5 HA】 Molded from premium natural rubber at a firm-yet-compliant 70A durometer for the right balance of support and cushioning. Maintenance-free and built to resist rupture, abrasion, oil, salt, gravel, UV, and high heat — environmentally friendly and made to last.
- 【Smoother, More Stable Ride】 Absorbs and dissipates road shock to reduce suspension noise, vibration, and coil sag while improving stability. Tames the harsh ride common to heavier EVs and saves on long-term suspension wear and maintenance.
- 【US-Based, Patented, Lifetime Support】 US-patented design, kept in stock and backed by lifetime technical assistance. Free shipping to the continental 48, plus free installation at our Garden Grove, CA warehouse.
Manual & Spec.
Installation Manuals
Dimensions Tables
Technical Reports
- Universal Modular Bump Stop Technical Report - All
- UCSB Modular Buffer Technical Report - UCSBH12344
Others
Case Studies
How to Use Measuring Template for Vehicle Coil Spring Size
SKU:UCSBH12344
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Terms & Conditions
Terms & Conditions
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model 3, After replaced the new buffer yesterday, it drove just like when I installed it 9 months ago, and it is very flexible and smooth . the passengers are also more comfortable and feel less shaking and dizzyThe car was driving a bit bumpy before, I thought there was something wrong with my car, after the new installation the drive improved a lot.
