OEM Collar Nut M6x1 SW8 for KTM, Husqvarna & GasGas 2007-2026 - 77336088106

This genuine OEM collar nut is a critical fastening component designed for high-performance motorcycle engines. It features an M6x1 thread and an 8mm socket width (SW8), ensuring a secure fit for various engine assemblies. As an original part, it meets the exact specifications required for maintaining the structural integrity of your bike's engine components.

This versatile nut is compatible with an extensive range of models from 2007 to 2026. It fits KTM 250, 350, 450, and 505 SX-F, EXC-F, and XC-F models, as well as the 85 SX and 125/150/250/300 EXC/XC series. It is also a direct fit for Husqvarna FC, FE, FX, TC, and TE models, and GasGas EC, EX, and MC series motorcycles across various displacements.

Constructed from high-grade materials, this collar nut is built to withstand the extreme heat and vibrations common in motocross and enduro riding. The integrated collar provides a larger surface area for load distribution, preventing loosening and protecting the mating surfaces of the cylinder head and exhaust control systems.

Replacing worn or corroded hardware with genuine OEM parts is essential for preventing leaks and ensuring proper torque settings. We recommend checking your service manual for specific torque values when installing this nut on cylinder or exhaust components. Using fresh hardware during engine rebuilds helps maintain long-term reliability and performance.

Check compatibility list below to see if this part fits your motorcycle model.