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Genuine Parts
Designed to fit your model
Product Compatibility
This genuine Hustler Turf Equipment component is a factory-original Hydro-Gear ZT2800 right-hand (RH) transmission assembly. Engineered specifically for residential and premium consumer zero-turn mowers, it restores smooth hydrostatic drive operation, responsive steering controls, and factory ground speeds.
- Genuine Hustler Turf Equipment / Hydro-Gear Assembly (604708)
- Precision Performance: Features a 20.69:1 gear reduction ratio optimized for hydrostatic efficiency and durable wheel-torque handling.
- Pre-Filled Component: Sealed factory internal configuration ensures simple matching with the existing left-hand drive side.
- Application: Designed exclusively as the right-hand drive system on mid-sized to wide-deck residential mowing platforms.
Compatibility Highlights
- Compatible Brand: Hustler Turf Equipment (Manufactured by Hydro-Gear)
- Transmission Series: ZT2800 Series
- Gear Ratio: 20.69:1 Reduction
- Directional Side: Right Hand (RH) Side Only
Detailed Model List
Drive configurations depend closely on deck size and production year. Please verify your machine's engineering status using the 6-digit model serial code located on the lower left-hand main frame rail prior to ordering.
| Brand | Series / Deck Size | Specific Model Numbers (SKUs) |
|---|---|---|
| Hustler | Raptor SD 36" | 936682, 938134, 938621, 939397 |
| Raptor SD 42" | 936708, 936716US, 938142, 938639, 939405 | |
| Raptor SD 48" | 935825, 935858US, 937789, 938019, 938647, 938654 | |
| Raptor SD 54" | 934760, 935833, 935866US, 935882, 937797, 937821, 937870, 938027, 938662, 938670, 939173, 939199 | |
| Raptor SD 60" | 932541, 934778, 935841, 935916, 937805, 937839, 937888, 938035, 938688, 938696, 939181, 939207 | |
| Raptor SDX & Flip-Up Series |
48" Flip-Up: 933614, 933846US, 938464 54" Flip-Up: 933622, 933853US, 938472 54" SDX: 936476, 936484 |
| Weight | 42.0 lbs |
|---|---|
| Dimensions | 20 × 20 × 20 in |
You may return parts and products for any reason within 30 days of the delivery date. All products must be unopened and returned in sellable condition. Return shipping including the purchase of shipping labels is the responsibility of the buyer. For your convenience, we offer the option to request a shipping label (the cost of shipping will be deducted from refund). The Mower Shop provides prepaid return shipping labels in the following cases: carrier damage, lost packages and incorrect items.
