NP231 Transfer Case Identifiers: Chain driven, aluminum case only. This transfer case has the narrow input bearing (16mm OR .630"). If your input bearing is 24mm (.940") thick, please see our other listingBK231
PROFESSIONAL QUALITY BK231A REBUILD KIT INCLUDES:
PREMIUM QUALITY MAIN ROLLER BEARINGS BY NACHI
CAGED NEEDLE BEARINGS
PLANET THRUST WASHERS
FORK INSERTS
ADAPTER GASKETS
O-RINGS
SEALS
YOKE STAR SEAL/WASHER
INCLUDES 12 MONTH, 12,000 MILE MANUFACTURER'S LIMITED WARRANTY