MSR Exhaust Spring 80MM Husqvarnavarna 4 Stroke Kawasaki KX 250 Size: 91-08 4STRKE(ALL), 01-08 KX250 Style: COATED SPRING STEEL Color: HUSQVARNA/KAWASAKI Warranty: Most MSR items are warranitied for a perior of 1-year from purchase. See manufacturer's site for full details.