Slip Ring Generator Copper for BMW X1, 1 Series 118/120, 3 Series 318/325i, 5 Series 520
Upgrade your BMW’s charging and rotor performance with the BMW X1 Copper Slip Ring Generator, a precision assembly designed for BMW X1, the 1 Series (118/120) and the 3 Series (318/318I/320I/325I), with broader compatibility to related BMW models such as the 5 Series 520. This copper slip ring ensures reliable, smooth current transfer to the rotor while the engine and accessories rotate, helping your generator and electrical system operate consistently day in and day out.
The slip ring uses a copper ring and brush mechanism to feed current into the rotor winding as it spins. This design minimizes electrical noise and wear, delivering stable rotor energization even at higher RPMs. By improving contact stability in rotating connections, it helps reduce sparking and erratic charging behavior, supporting better overall vehicle performance and fewer unexpected electrical issues on the road.
Benefits & Tips
- Practical use: Ideal for replacing aging or worn slip rings in BMW X1, 1 Series (118/120) and 3 Series (318/318I/320I/325I) to restore reliable rotor energization and charging performance.
- Practical use: Suitable for higher-mileage vehicles where rotor wiring and brush contact wear may cause charging fluctuations or noise.
- Tips: Ensure correct installation and clean contact surfaces during maintenance. Verify fitment with your exact model and follow the vehicle’s service manual for rotor and brush inspection intervals.
Product specifications
- Brand: NONE
- Fitment: BMW X1; BMW 1 Series 118/120; BMW 3 Series 318/318I/320I/325I; BMW 5 Series 520
- Item Type: Cables, Adapters & Sockets
- Special Features: generator collector ring for Toyota; 365 Days warranty
- Material: Copper ring with brush mechanism
- Color: as photo show
- Origin: Mainland China
- Shipping: within 7 days during working days
- Note: The function of the brush and copper ring in the generator: the rotor needs to be energized; the rotor is rotating, so the current is introduced into the rotor winding through the brush; the current passes through a copper ring, which is then connected to the rotor winding.
Package includes:
- As selected by buyer (package contents vary by option).
Warnings/Reminders
- Always verify compatibility with your specific BMW model and year before purchase.
- Professional installation is recommended due to electrical safety considerations and vehicle warranty terms.
Trust & Assurance
At intercyprus.com since 2002 — trusted for quality and reliability.
All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.