ARP 2303001 GM 10 & 12 Bolt; 12 Point Ring Gear Bolt Kit, Arp, Mfr#: A14-2303001

These Pro series ring gear bolt kits are forged from premium – grade 8740 chromoly steel and heat – treated to a rating of 190,000 psi. Specially hardened, precision – ground washers are also included, where required. Specifications Pro Series – 200,000 psi UHL – 0.800 in. Thread Size – 3/8 – 24 Head Style – 12 point Underhead Length – 0.800 in. Fastener Yield Strength – 200,000 psi Washer Included – Yes Fastener Material – Chromoly Fastener Finish – Black oxide Axle Model – GM 8.2 in. – GM 8.5 in. – GM 8.875 in. – passenger car, GM 8.875 in. – truck