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- Part OEM: Mack 301SQ47CP1
- King Pin Small Diameter: 1.375"
- Bushing Type: Bronze
- King Pin Type: E
- Bushing: (2) R210052
- King Pin Length: 7.470"
- King Pin Large Diameter: 1.625"
- Weight: 10.8 lbs.
- Axle Model: Mack FA532, FA(W)536, FA(W) and 537 Axle Models
- King Pin Size: 7.47", Tapered Bolt
- Material: Bronze
- Notes: Kit Components (OEM): 2 Pins (22QH127B), 2 Bearing (67AX301), 2 Oil Seals (88AX339P3), 2 Bushing (80AX786), 2 Oil Seal(88AX338P3), 2 Steering knuckle Caps (18QH32), 2 Bearings(12QD1201A), 2 Cylinder Block Plug (49AX281)
- Mack: 301SQ47CP1, 301SQ47BP1, 22QH127B
- Rockwell Meritor: R200065