View 1 Photo View 0 Videos Alliance R21-4N Rear Axle Assembly $1,250 USD R21-4N, 15+1 SPIDER, 10 HUB PILOT, PINS CENTER, NO RIGHT SIDE AXLE SHAFT, 2 BOLT ANGLE LEFT ConditionUsedRear End5.56 ratioFits To Make(s)ALLIANCEFits To Model(s)R21-4NCapacity21000Stock Number2653426 MLS Number14398899CategoryAxle Assemblies, Rear Last Updated5/30/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info