Forging starter ring gears 45# steel auto starter ting gear for engine High quality, produced by CNC 1.Material:C45/SAE10452. ... company3.with high Abrasion resistance 4.warrant:100000 kilometers5.fit for:FOTON,FAW,JAC,KAMA Vehicle and so on6. 8 Months ... .Over 5000PCS efficiency per month Hight Quality Starter Ring gears for AUTO , TRUCK ,TRACTOR,TRAILERS