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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
AC Delco: 9G
Longer Service Life
The LMM Duramax is known as an easy to modify workhorse
Compatible With Factory Up-Pipes For Easy Install
ARP 129-2503 BALANCER BOLT KIT 2001-2019 GM 6.6L DURAMAX TRANSFER CASE AC Delco: 9GThe ARP 129 2503 Balancer Bolt Kit for your 2001 2019 GM 6. 6L Duramax is optimized for enhanced reliability and increased strength. Each kit includes Pro Series balancer bolts that are rated at 200,000 psi tensile strength, and 8740 parallel ground washers. ARP bolts are cold forged to ensure molecular integrity, heat treated prior to thread rolling and machining and designed to exceed the OEM fasteners in strength and durability. Optimum design,