SPEC billet steel flywheel for 2003-2005 BMW 325i, 330i and 530i (E46/E60 M54 3.0L) and 2003-2004 Z4 2.5i with the 6-speed manual, including the 330 ZHP. Machined from billet steel for high strength and heat capacity, it provides a durable, OE-style single-mass replacement flywheel that supports higher clamp-load clutches while retaining smooth street drivability.
Specifications
| Type | Billet steel single-mass flywheel |
| Material | Billet steel |
| Transmission | 6-speed manual |
| Fit | Direct replacement for factory dual-mass flywheel |
| Part Number | SB07S |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2005 | BMW | 325i | Base |
| 2004-2005 | BMW | 330i | Base |
| 2004-2005 | BMW | 530i | Base |
| 2003-2004 | BMW | Z4 | 2.5i |
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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