Easy — 1–2 hours
Description
It includes diaphragms, valves, O-rings, and hardware necessary for servicing. Specific components include small O-rings (2), valves (4), valve stems (4), large O-rings (4), and self-tapping screws (4). The kit is compatible with Gusher Galley Mk3 GP0550 (Right Hand) and GP0551 (Left Hand) versions.
Fitment
Fitment Guaranteed
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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | WHALE |
| Part Number | W04M AK0553 |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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