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Pumps, Transmissions & Parts

Getting the right transmission or replacement pump can be tricky, so please call us or email us if you have any questions about ordering a large replacement component like this. We would be happy to look up your model and serial number to find the exact replacement part your mower needs. From the filter head to the complete pump assembly, we have every transmission or pump part you could need to fix your mower and keep cutting.

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Items 1-15 of 80

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  1. BDU-10 C-Section Kit
    BDU-10 C-Section Kit
    Hydro-Gear 2513006
    $424.41
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  2. Pump Shaft Kit
    Pump Shaft Kit
    Hydro-Gear 2513038
    $94.78
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  3. End Cap Kit, Poppets
    End Cap Kit, Poppets
    Hydro-Gear 70517
    $159.60
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  4. 1.8 x .31 Gerotor Spline
    1.8 x .31 Gerotor Spline
    Hydro-Gear 50406
    $56.11
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  5. 7/16-20 Metal Plug
    7/16-20 Metal Plug
    Hydro-Gear 9005110-4400
    $3.03
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  6. 21cc Arm Trunnion
    21cc Arm Trunnion
    Hydro-Gear 2000014
    $64.14
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  7. Fan/Pulley Kit
    Fan/Pulley Kit
    Hydro-Gear 72125
    $38.28
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  8. BDU-10 Bypass Valve Kit
    BDU-10 Bypass Valve Kit
    Hydro-Gear 2513011
    $31.24
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  9. Actuating Handle
    Actuating Handle
    Hydro-Gear 53193
    $5.97
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  10. Pump Shaft Kit
    Pump Shaft Kit
    Hydro-Gear 70581
    $150.28
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  11. 3/8" Steel Ball
    3/8" Steel Ball
    Hydro-Gear 9001214-3700
    $1.45
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  12. Filter Plug Kit
    Filter Plug Kit
    Hydro-Gear 71944
    $18.53
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  13. BDU-10 Overhaul Kit
    BDU-10 Overhaul Kit
    Hydro-Gear 2513013
    $20.62
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  14. 17 Tooth Spline ID Gear
    17 Tooth Spline ID Gear
    Hydro-Gear 50419
    $49.31
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
  15. Swashplate
    Swashplate
    Hydro-Gear 51436
    $98.14
    Usually ships in 7-14 business days. We will contact you if ETA is longer.
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