H&R Sport Springs drop the G20 330e about 1.0" up front and 0.5" at the rear when fitted to cars with the factory adaptive M Sport suspension, closing the fender gap and lowering the center of gravity. The progressive spring rate reduces body roll while keeping ride quality comfortable. Cold-wound from 54SiCr6 spring steel and made in Germany.
Specifications
| Type | Sport lowering spring set |
| Spring Design | Progressive spring rate |
| Lowering | Front 1.0" / Rear 0.5" (with sport/adaptive suspension) |
| Material | 54SiCr6 high-strength spring steel, shot-peened |
| Warranty | H&R limited lifetime |
| Part Number | 28631-1 |
Shipping
- In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Backordered items ship as soon as stock lands — contact us for lead times.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30-day returns on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
- Installed or used parts can’t be returned — confirm fitment before you install.
- Special orders and custom items are final sale.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Refund Policy
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