ATC13-1 transfer case general repair KIT
€865 (Net: €681,10)
Out of stock
Description
ATC13-1 BMW Transfer Case General Overhaul Kit
The ATC13-1 BMW transfer case general overhaul kit is essential for restoring all-wheel-drive performance in BMW vehicles with xDrive systems, suitable for models like the 3, 5, 6, 7 Series, and X3 to X7 from 2015 onward, compatible with OEM part numbers such as 27109469019, 27108689416, and others up to 27108485044. This kit addresses wear in the chain-driven ATC13-1 unit, ensuring seamless power distribution and preventing drivetrain failures from daily use or high demands. Ideal for DIYers or mechanics, it extends the transfer case’s lifespan, saving on costly replacements.
Understanding the Transfer Case in BMW xDrive Systems
In BMW’s xDrive setup, the transfer case distributes power between axles for optimal traction and stability. The ATC13-1 uses a chain to synchronize wheels, but over time, components degrade due to mileage or stress, leading to issues like shuddering, noises, or loss of drive. The overhaul kit revives the unit with factory parts, maintaining a sealed system to avoid power loss and enhance safety.
Key Symptoms Indicating Need for Overhaul
Common signs include vibrations during acceleration, grinding sounds, or uneven torque. Chain stretch causes inefficient transfer, while worn clutch plates lead to slippage and overheating. Bearings fail under load, seals leak oil, and plastics crack, disrupting lubrication. Early intervention with this kit prevents total breakdown and expensive repairs.
Essential Components in the Overhaul Kit
The kit features a robust chain for precise power transfer, clutch pack with friction and steel plates for strong grip, bearings for smooth shaft rotation, and seals to prevent leaks. It includes 2 chain guides to stabilize movement, dust protectors to shield seals, oil deflectors for proper lubrication, plus a plastic parts kit and clutch spacer washers. Upgraded options handle tuned engines, improving durability, with stock levels varying from 2 to 14 units per component.
Benefits of OEM Parts and Installation Tips
Using genuine parts ensures compatibility and longevity over generics. Installation involves draining fluid, disassembly, and precise replacement, followed by refilling with approved oil. Regular maintenance like fluid checks prolongs life, keeping your BMW reliable and performant.
Why is my BMW xDrive jerking or vibrating during acceleration?
Jerking, shuddering, or vibration in BMW xDrive models is often a sign of a worn ATC13-1 transfer case. This usually happens when the internal chain stretches or the clutch plates lose their grip. Our general overhaul kit includes the chain, clutches, and seals needed to eliminate these symptoms and restore smooth power distribution.
Does the ATC13-1 overhaul kit fit my BMW X5 or X7?
Yes, this kit is compatible with 2015 and newer BMW models equipped with the ATC13-1 unit, including the 3, 5, 6, and 7 Series, as well as the X3 through X7. It replaces OEM numbers like 27109469019, 27108689416, and 27108485044. Always verify your specific transfer case tag before ordering.
What exactly is included in this ATC13-1 general repair kit?
This is a comprehensive kit containing a high-strength drive chain, a full clutch pack (friction and steel plates), high-load bearings, and a complete seal kit. It also features 2 chain guides, oil deflectors, dust protectors, and a plastic parts kit to ensure a total professional rebuild.
Can I install the ATC13-1 repair kit myself?
While DIY-friendly for experienced enthusiasts, it requires specialized tools for disassembly and precision timing for the clutch stack. We recommend professional installation by a mechanic familiar with BMW drivetrains. Proper lubrication with the correct transfer case fluid after installation is critical for longevity.
How do I prevent my BMW transfer case from failing again after a rebuild?
To maximize the lifespan of your rebuilt ATC13-1 unit, ensure you use the exact manufacturer-recommended oil and change it at regular intervals. Avoid mismatched tire sizes, as uneven tread wear causes the xDrive system to overwork, leading to premature clutch and chain wear.
Additional information
| Weight | 5,4 kg |
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