Parts Diagram | ## | Part # | Description | Qty | Notes |
![2007 Summit - 550F Take Apart Shock, Rear Europe parts diagram](/parts/snowmobiles/ski-doo/images/sm.2007-summit-550f-parts-catalog.take-apart-shock-rear-europe-23.jpg) | 1 | 503190662 | Center shock. includes 1 to 8, Europe | 1 | |
2 | 503189309 | Free piston | 1 | |
3 | 414888312 | O-ring | 1 | |
4 | 503189308 | Piston ring | 1 | |
5 | 505070398 | Air valve ring | 1 | |
6 | 505070399 | Screw | 1 | |
7 | 414888316 | Spring collar | 1 | |
8 | 505070400 | O-ring | 1 | |
9 | 293600035 | Shock oil, 1 liter | 1 | |
10b | xxx | Piston 2 x 0.3-1 - C36 | 1 | |
11b | 414888318 | Leaf valve 30323030 X 0.203 C36 | 1 | |
11c | 414888319 | Leaf valve 30323030 X 0.152 C36 | 1 | |
13a | 415039000 | Leaf valve 30323026 X 0.254 C36 | 1 | |
15d | xxx | Leaf valve 30323022 X 0.114 C36 | 1 | |
21b | 414888332 | Leaf valve 30323016 X 0.203 C36 | 1 | |
22c | xxx | Leaf valve 30323015 X 0.152 C36 | 1 | |
22d | xxx | Leaf valve 30323015 X 0.114 C36 | 1 | |