Motorex - Air Filter for Yamaha YZ250F 14-18 YZ450F 14-17 WR250F 15-18 WR450F 16-18 K-Type-Water Pumps Repair the compression and rebound adjustments

the compression and rebound adjustments have improved even further with a new adjustment needle that provides better guidance and a different flow restriction behavior

Properly aligns valve stem seal to valve guide so seal snaps on straight on multi-valve cylinders

meaning it limits the multiplication of bacteria and reduces odor along the way

Seesoft RV Back Protector (sold separately)

Motorex - Air Filter for Yamaha YZ250F 14-18 YZ450F 14-17 WR250F 15-18 WR450F 16-18 K-Type-Water Pumps Repair the compression and rebound adjustmentsMotorex Oil of Switzerland now offers a wide range of air filters to combine maximum filtration performance with maximum engine output! Every Motorex air filter consists of 2 layers of foam with different porosity, flame laminated to weld into shape. The outer layer acts as a pre filter to keep out mud and coarse dirt. Whereas the fine pored inner cell traps even the smallest of dirt particles. Features Precisely designed to meet high performance