| Item | Part No. | Part Name | Qty | Serial No. |
| (23A-23-00070) | TANDEM DRIVE ASS'Y,L.H. | 12001- | ||
| (23A-23-00080) | TANDEM DRIVE ASS'Y,R.H. | 12001- | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.2651 AND 2653. | ||||
| 1 | 23B-23-11190 | SPROCKET | 12001- | |
| 2 | 23B-25-11220 | SPACER | 12001- | |
| 3 | 23B-25-11210 | SPACER | 12001- | |
| 4 | 23B-25-11230 | SPACER | 12001- | |
| 5 | 23B-25-11130 | SUPPORT | 12001- | |
| 6 | 07000-15460 | O-RING (K5) | 12001- | |
| 7 | 23B-25-11190 | GEAR | 12001- | |
| 8 | 23B-25-11180 | SPACER | 12001- | |
| 9 | 23B-25-11170 | COLLAR | 12001- | |
| 10 | 235-25-11360 | DISC | 12001- | |
| 11 | 232-25-51430 | PLATE | 12001- | |
| 12 | 23B-25-11391 | PISTON | 12001- | |
| 13 | 232-25-51170 | O-RING (K5) | 12001- | |
| 14 | 235-25-11250 | O-RING (K5) | 12001- | |
| 15 | 232-25-51641 | SPRING | 12001- | |
| 16 | 23B-25-11360 | BOLT | 12001- | |
| 17 | 235-25-11610 | WASHER | 12001- | |
| 18 | 23B-25-11140 | CAGE | 12001- | |
| 19 | 07042-20312 | PLUG | 12001- | |
| 20 | 01010-51630 | BOLT | 12001- | |
| 21 | 01010-51660 | BOLT | 12001- | |
| 22 | 01643-31645 | WASHER | 12001- | |
| 23 | 06002-32217 | BEARING | 12001- | |
| 24 | 23B-25-11260 | SPACER | 12001- | |
| 25 | 23B-25-11270 | O-RING (K5) | 12001- | |
| 26 | 07012-00150 | SEAL,OIL (K5) | 12001- | |
| 27 | 23B-25-11350 | PLATE | 12001- | |
| 28 | 01010-51020 | BOLT | 12001- | |
| 29 | 01643-31032 | WASHER | 12001- | |
| 30 | 23B-25-11152 | SHAFT | 12001- | |
| 31 | 23B-25-11240 | SPACER | 12001- | |
| 32 | 23B-25-11370 | CAGE | 12001- | |
| 33 | 23B-25-11340 | O-RING (K5) | 12001- | |
| 34 | 23B-25-00130 | SHIM ASS'Y | 12001- | |
| 34 | \6\ | SHIM, 0.1MM | 12001- | |
| 34 | \6\ | SHIM, 0.2MM | 12001- | |
| 34 | \6\ | SHIM, 0.5MM | 12001- | |
| 35 | 06002-32213 | BEARING | 12001- | |
| 36 | 23A-22-11430 | HOLDER | 12001- | |
| 37 | 23B-25-00110 | SHIM ASS'Y | 12001- | |
| 37 | \6\ | SHIM, 0.1MM | 12001- | |
| 37 | \6\ | SHIM, 0.2MM | 12001- | |
| 37 | \6\ | SHIM, 0.5MM | 12001- | |
| 38 | 01010-51235 | BOLT | 12001- | |
| 39 | 238-22-15110 | LOCK (K5) | 12001- | |
| 40 | 23B-25-11380 | COVER | 12001- | |
| 41 | 07000-12145 | O-RING (K5) | 12001- | |
| 42 | 01010-51650 | BOLT | 12001- | |
| 43 | 01643-31645 | WASHER | 12001- | |
| 44 | 23A-23-11500 | CHAIN ASS'Y | 12001- | |
| 45 | 23A-23-11510 | JOINT LINK ASS'Y | 12001- | |
| 46 | 23A-23-11540 | PIN,COTTER | 12001- | |
| 47 | 01010-82250 | BOLT | 12001- | |
| 48 | 01580-12218 | NUT | 12001- | |
| 49 | 01643-32260 | WASHER | 12001- | |
| 50 | 01124-82250 | STUD | 12001- |