| Item | Material No. | Part Name | Part No. | Qty |
| Timing gear chamber assy | 4RTF·080000 | 1 | ||
| 1 | Washer 10 | GB 848-76·Zn·D | 33 | |
| 2 | Bolt M10*70 | GB 22-76·Zn·D | 7 | |
| 3 | Pin 8ga*16 | GB 119-76 | 2 | |
| 4 | SP113878 | Gasket,inspection hole cover | R080005 | 1 |
| 5 | SP113877 | Inspection hole cover | R080004 | 1 |
| 6 | Bolt M10*35 | GB 21-76·Zn·D | 2 | |
| 7 | Washer 8 | GB 848-76·Zn·D | 9 | |
| 8 | Bolt M8*22 | GB 21-76·Zn·D | 5 | |
| 9 | SP100509 | Oil sealing 65*90*12 | LR080150 | 1 |
| 10 | Bolt M10*60 | GB 22-76·Zn·D | 2 | |
| 11 | Bolt M10*90 | GB 22-76·Zn·D | 2 | |
| 12 | Bolt M8*18 | GB 21-76·Zn·D | 4 | |
| 13 | SP113893 | Cover plate | RT060028 | 1 |
| 14 | SP113838 | Gasket,hydraulic pump | LRT060029 | 1 |
| 15 | Bolt M10*50 | GB 22-76·Zn·D | 2 | |
| 16 | Cover assembly,timing gear chamber | 3RTF·080100A | 1 | |
| 16.1 | Screw plug | 3RTF·080105 | 1 | |
| 16.2 | Washer 18 | GB 95-76 | 1 | |
| 16.3 | Cover assembly,timing gear chamber | 3RTF·080101 | 1 | |
| 16.4 | Oil filler | R080102-1 | 1 | |
| 17 | Gasket,timing gear chamber cover | RT080003 | 1 | |
| 18 | Timing gear chamber | RT080001-1 | 1 | |
| 19 | SP111767 | Sealing plate,air compressor | R080011 | 1 |
| 20 | SP113879 | Screen | R080008 | 1 |
| 21 | SP113880 | Cover,oil filler | R080015 | 1 |
| 22 | Gasket,timing gear chamber | RT080002 | 1 | |
| 23 | Bolt M10*30 | GB 21-76-Zn·D | 18 |