Heavy-Duty Mechanical Suspension Fits 1150G, D3, D3B LGP, D4D, D4D, D4D LGP

One New Aftermarket Replacement Heavy-Duty Mechanical SuspensionFits Caterpillar Dozers, Excavator and Wheel Loaders:Dozers must also replace the original seat with the Uni ProTM - KM 441 Seat Assembly PN: 8021: 550E, 550G, 650G, 850E, 850G, 1150G, D3, D3B LGP, D4D, D4D, D4D LGP, D4D SA, D4E, D6D, D7G SA, D8K, D9G, D9H, D3B, D3C LGP, D3C LGP III, D3 XL II, D4H, D4H II, D4H LGP II, D5, D5 LGP, D5C III, D5H XL, D5H XL III, D5M LGP, D5M XL, D6D LGP, D6D PS, D6H II, D6H DS LGP, D6H, D6H II, D6H DS LGP, D6H DS XL II, D6H LGP II, D6H LGP III, D6H LT, D6H XL, D6H XL II, D7, D7C, D7E, D7F, D7G, D7G LGP, D7H LGP, D8K, D8L, D9H, D9L, D10Excavator must also replace the original seat with the Uni ProTM - KM 440 Seat Assembly PN: 8014: 245BWheel Loaders must also replace the original seat with the Uni ProTM - KM 441 Seat Assembly PN: 8021: 621, 621B, 721, 721B, 821,