Shaft, Pinion; MFWD. PART NO: A-R199448. Replaces R130077. . MODELS: John Deere TRACTOR: 7210 John Deere TRACTOR: 7410 John Deere TRACTOR: 7510 John Deere TRACTOR: 7610 John Deere TRACTOR: 7630 John Deere TRACTOR: 7710 John Deere TRACTOR: 7715 John Deere TRACTOR: 7720 John Deere TRACTOR: 7730 John Deere TRACTOR: 7810 John Deere TRACTOR: 7815 John Deere TRACTOR: 7820.