Woodruff Key 4x5x13 for KTM 125-1390 & Husqvarna 701-901 - 0888040050

This Woodruff key is a critical component for securing the crankshaft and timing gears, ensuring precise alignment and preventing slippage during engine operation. As an authentic OEM part, it is manufactured to meet the exact tolerances and material specifications required for high-performance powersports engines.

Compatible with a vast range of models including the KTM 125 SX, 150 XC-W, 690 Enduro R, 790/890 Adventure, 990 Duke, 1290 Super Duke R, and the 1390 Super Adventure. It also fits Husqvarna 701 Enduro/Supermoto, Norden 901, and GasGas MC 65/125 models, covering production years from 2003 through 2027.

Manufactured to DIN 6888 standards with dimensions of 4x5x13mm, its semi-circular design allows it to fit perfectly into the crankshaft keyway. Using a genuine replacement ensures long-term durability and prevents mechanical failure or timing issues within the engine assembly.

When rebuilding your engine or replacing a crankshaft gear, always inspect the woodruff key for wear or shearing. It is highly recommended to replace this small but vital component whenever the assembly is disassembled to maintain peak engine reliability.

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