The Honda Q14-0000-207 Helical Gear Box (3D) is a genuine OEM component designed for the WDP30 diaphragm water pump. As a direct Honda OEM part, this gear box is built to the exact specifications of the original, ensuring a proper fit without modification. Sourced directly from Honda, part number Q14-0000-207 carries the engineering tolerances that the WDP30 demands to operate as intended. Verify your pump's serial number against the fitment table before ordering to confirm this is the correct variant for your unit.
Key Features
- Genuine OEM Gear Mesh Accuracy — manufactured to Honda's original specifications, maintaining the precise helical tooth geometry that determines how smoothly and efficiently power is transferred through the pump's drive system
- Direct WDP30 Application — engineered specifically for the WDP30 diaphragm water pump, fitting the existing drive assembly without rework or adaptation
- Serial Number Verification Recommended — Honda updates parts at production breaks, so confirm your pump's serial number against the fitment table to ensure part number Q14-0000-207 is the correct replacement for your machine
- Drivetrain Integrity — a worn or damaged gear box in a diaphragm pump disrupts the rotary-to-reciprocating motion that drives the diaphragm, causing reduced output pressure, uneven flow, or complete pump failure
In a diaphragm water pump such as the WDP30, the helical gear box transmits and converts engine output into the reciprocating motion that drives the diaphragm back and forth. Helical gears are used in this application because their angled tooth engagement produces a smoother, quieter power transfer compared to straight-cut alternatives, which matters when the pump runs continuously under load. When the gear box wears or fails, the diaphragm stroke becomes inconsistent or stops entirely, resulting in loss of flow and pressure at the outlet.
Part Details
| Part Number | Q14-0000-207 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Helical Gear Box (3D) |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Diaphragm Water Pump | WDP30 | All |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
