Bearing, Trans Release (sealed). PART NO: A-70260803. Clutch Parts > Single Clutch Allis-Chalmers TRACTOR: D17 (S/N 75001 > ) Allis-Chalmers TRACTOR: D21 Allis-Chalmers TRACTOR: 170 Allis-Chalmers TRACTOR: 175 Allis-Chalmers TRACTOR: 210 Allis-Chalmers TRACTOR: 220 Allis-Chalmers TRACTOR: 7000. . MODELS: Allis-Chalmers TRACTOR: D17 (S/N 75001 > ) Allis-Chalmers TRACTOR: D21 Allis-Chalmers TRACTOR: 170 Allis-Chalmers TRACTOR: 175 Allis-Chalmers TRACTOR: 210 Allis-Chalmers TRACTOR: 220 Allis-Chalmers TRACTOR: 7000.