Transfer case drum (ATC300, ATC400, ATC500, ATC700)
€124 (Net: €97,64)
2 in stock
Description
This component plays a highly important role in ensuring the perfect engagement of the clutch found in the transfer case.
How do I know if my BMW transfer case drum is worn out?
Common symptoms of a failing transfer case drum include jerking or shuddering during acceleration, especially when the xDrive system is distributing power. You might also hear grinding noises or feel a slipping sensation because the drum can no longer ensure perfect clutch engagement.
Will this drum fit my BMW X3 or X5?
Yes, this component is designed for a wide range of BMW xDrive models. It is compatible with the ATC300 (3 Series E90/E91), ATC400 (X3 E83), ATC500 (X5 E53), and ATC700 (X5 E70, X6 E71) transfer cases.
Why is the drum critical for the transfer case clutch?
The drum serves as the housing and guide for the clutch pack. If the drum is warped or damaged, the clutches cannot engage or disengage precisely. This leads to uneven wear on the plates and eventually total failure of the 4WD system.
Can I replace just the drum instead of the whole transfer case?
Absolutely. If the internal damage is limited to the clutch system, replacing the drum and clutch plates is a much more cost-effective solution than buying a complete new or remanufactured transfer case unit.
What causes the transfer case drum to fail prematurely?
The most common causes are contaminated oil, using the wrong tire sizes (which stresses the xDrive system), or high-mileage wear and tear where the metal surfaces eventually score or fatigue.
Additional information
| Weight | 1,143 kg |
|---|---|
| Dimensions | 185 × 110 × 185 mm |
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