| RR Part No. | OEM Part No. | Part Description | No. of Teeth |
| 601 | 751076 R3 | Coupling Sliding Gear (Outer Ring) | 18 |
| 602 | 751073 R2 | Gear Coupling 4th & Direct Speed Inner Ring | 18/10 |
| 602A | 751073 R2 | Gear Coupling 4th & Direct Speed Inner | 18 |
| 602B | NPN | Gear Coupling 4th & Direct Speed (Cut for Clutch Shaft) | 18 |
| 603 | 751078 R2/006501554-R1 | Transmission Drive Shaft(B-275) 16T with cut | 16/18/10 |
| 604 | 751054 R1 | 2nd Speed Gear (26T) | 26 |
| 605 | 751055 R3 | Driving Gear 3rd/4th Speed (32/39T) | 28/39/32 |
| 606 | 751070 R1 | Sliding Gear 1st/Rev Speed (51T) | 51/10 |
| 607 | 751071 R1 | Sliding Gear 2nd/3rd Speed (38/44T) | 38/44/10 |
| 608 | 751072 R3 | Gear Coupling Sliding 4th Direct Speed (31T) | 31/18 |
| 608A | NPN | Gear Coupling Sliding 4th Direct Speed (31T) (Wider Teeth with step) | 31/18 |
| 609 | 751052 R2 | Counter Shaft Transmssion on 1st Speed Gear (19T) | 19 |
| 609A | 751052 R2 | Counter Shaft Transmssion on 1st Speed Gear (18T) | 18 |
| 610 | 751058 R2 | Constant Mesh Gear | 54 |
| 611 | 3040868 | Coupling Sliding Gear | 28 |
| 614 | 006502242-R1 | Clutch Shaft 15T With Small Bore (Transmission Drive Shaft) With Cut | 15/18/10 |
| 615 | 751074 | Sliding Quill Gear Small Bore | 18 |
| 616 | 3069962 | Sliding Quill Gear Large Bore | 18 |
| 617 | 3043990/006501547-R1 | 1st Reverse Speed Gear (52T) | 52/10 |
| 618 | 00555457-R91 | Pump Gear (Timing Gear) | 66 |
| 619 | 00703852-R1 | Idler Gear (Timing Gear) | 46 |
| 620 | 003064085-R3 | Cam Gear (Timing Gear) | 66 |
| 621 | 00703865-R1 | Crank Gear (Timing Gear) | 33 |
| 621A | 00704331-R2 | Gear Hydraulic Pump (Timing Gear) | 26 |
| 623 | 006501551-R1 | Clutch Shaft 15T With Big Bore (Transmission Drive Shaft) With Cut | 15/18/10 |
| 624 | 006500289-R1 | Coupling Sliding Gear (Outer Ring) | 18 |
| 625 | 006500311-R1 | Gear Coupling 4th Direct Speed | 18/10 |
| 626 | 006500288-R1 | Gear Coupling Sliding 4th Direct Speed | 31/18 |
| 627 | 006502289-R1 | Sliding Quill Gear (Large Bore) | 18 |
| 628 | 006501561 R1 | Constant Mesh Gear | 55/28 |
| 629 | 006500310 R1 | 4th & Direct Speed | 31/18 |
| 631 | 003044370 R1 | Rock Shaft (Lift Shaft) | 34/38 |
| 632 | 001127761 R92 | P.T.O. Shaft | 8/6 |
| 633 | 006501560 R1 | Low Speed Coupling Sliding Gear | 28 |
| 634 | 006501558 R1 | Driving Gear 3rd/4th Speed Gear | 32/39/28 |
| 635 | 006503046 R1 | Driving 2nd Speed N/M | 26 |
| 636 | 006504316 B92 | Counter Shaft N/M | 18 |