Quick Change Rear End L/M Rocket XR1 4.12

Rear Axle Assembly - XR1 - Wide 5 - 10 in Ring Gear - 4.12 Ratio - 69.625 in Wide - Centered - Aluminum Center - Rocket Late Model - Kit / WIDE 5 Q/C XR1 ROCKET 25-11/16IN OAL, 30-3/16IN OAL RING & PINION = 4.12 AXLES = 31.5 & 36 - SOLD SEPARATELYOPTIONS = 5270PM...REAR END ASSEMBLY PERMANENT MOLD CENTER 8111...RING & PINION 4.12 8140-1TON...WIDE 5 ALUM. TUBES 8155PMHD...8-RIB SIDE BELL 8208...THERMAL COATING 8218-RP...REM THE R&P 8249L...THRUBOLTS 6.5 8298...SEALS 9116...LESS SEAL PLATE 2966...BREATHER ASSEMBLY