Hydro-Gear PW-1DQQ-YY1X-XXXX 21cc Hydraulic Pump
Hydro-Gear PW-1DQQ-YY1X-XXXX 21cc Hydraulic Pump
Bring back smooth ground-speed response by matching the hydraulic heart of the drive system. The Hydro-Gear PW-1DQQ-YY1X-XXXX is listed as a PW-series variable-displacement hydraulic pump, with a supplier-listed 21 cc displacement and association to the BDP-21L platform.
Displacement alone does not establish fitment. Rotation, shaft, control, ports, mounting, and the complete build code all matter.
Why This Matters
An incorrect pump can cause reversed or erratic operation, overheating, weak performance, or hydraulic-system damage. Accurate identification, clean assembly, and proper purging are essential.
Product Details
| Manufacturer | Hydro-Gear |
|---|---|
| Part / build code | PW-1DQQ-YY1X-XXXX |
| Family | PW variable-displacement pump |
| Supplier-listed displacement | 21 cc |
| Associated platform | BDP-21L |
| Fitment | Exact mechanical and hydraulic match required |
Additional Supplier References
BDP-21L-601 and PW1DQQYY1XXXXX — identification/search aids only; confirm documented interchangeability before ordering.
Manufacturer Resources
- Hydro-Gear pump overview
- Hydro-Gear pumps product card (PDF)
- P-Series service and repair manual (PDF)
The service manual is a family-level repair reference, not an equipment-specific installation guide.
Installation Notes
- Verify rotation using the manufacturer’s stated viewing convention, plus shaft, controls, ports, and mounting.
- Keep the system clean, correct the original failure cause, and flush contamination as required.
- Follow the equipment manufacturer’s fluid, filtration, adjustment, and purge procedure.
- Codes containing X characters are shown as supplied; compare the original tag and confirm whether additional configuration detail is required.
Before You Order
Match the complete part/build code and verify the original component, equipment model and serial number, shaft, control, ports, rotation, mounting, and revision details. Similar appearance is not enough.
Lead Time, Returns & Warranty
- Many HydroDrives-supplied products are built to order and may require approximately 10–15 business days before shipment.
- Orders may ship from a U.S. partner warehouse, subject to confirmation.
- Approved returns may be subject to a 20% restocking fee; shipping is nonrefundable.
- Build-to-order, installed, used, damaged, or fluid-filled products may be nonreturnable.
- Warranty coverage may require authorized-service-center installation. Retain service records.