✓BELT SPECS: 1/2" Wide x 56.5" Long – Hydro pump drive belt, thickness 0.32". Replaces OEM Part Number: 539110411 (Husqvarna/AYP/Poulan). Also cross-references MTD 1651-43, 754-0230, 754-0261, 954-0230. This is the hydro pump belt — it drives the hydrostatic transmission pumps for ground propulsion. It is NOT the deck/blade belt. The deck belt for Z246/Z254 platforms is a separate part (539117245 or 539114557). Verify OEM part number before ordering
✓COMPATIBLE WITH HUSQVARNA Z-SERIES: Fits Z142, Z146, Z242E, Z242F, Z248F, Z254, Z254F, Z5426, Z4824, Z3815, Z3815A, Z3815BIA. Specific Z254 model numbers: 967844601, 967968501. Z254F: 967680901, 967681001, 967844901, 967954001, 967954002, 967954003. Z4824 (968999512 – 2012; 968999303 – 2006). Z5426 (968999508 – 2012). Z3815 (968999282). Z3815BIA (968999281, 968999282, 968999360).
✓COMPATIBLE WITH HUSQVARNA RZ-SERIES, Z246 & CZ-SERIES: Fits RZ4619, RZ4619 CA, RZ4623, RZ5424 (966691901), Z246, Z246i, CZ3815, CZ4217, CZ42175, PZ4822. Additional RZ/Z cross-references: RZ4219 (140-826-000), RZ5422, RZ5424, RZ6200 (190-931-190), RZ6700 (196-931-000), RZ46i (140-836-000), Z4218, Z4220BF, Z5426BF, Z246i (140-834-000).
✓COMPATIBLE WITH DIXON SPEED ZTR, POULAN PRO & REDMAX: Fits Dixon Speed ZTR 42 (140-826-000), Speed ZTR 46 (140-835-000), Speed ZTR 48 (140-838-000), RZ46i (140-836-000), RZ6200 (190-931-190), RZ6700 (196-931-000), Speed ZTR 54 (195-931-190). Fits Poulan 460ZX, 541ZX (966681901), 925ZX, Pro 925ZX (968999516), Pro 950ZX (968999507), PZ4822. Also fits RedMax models requiring cross-reference 539110411.
✓HYDRO PUMP BELT – NOT THE DECK BELT: 539110411 is the hydro pump drive belt that powers the hydrostatic transmission for ground propulsion on Husqvarna zero-turn mowers. It is NOT the deck belt. The deck belt for Z246/RZ46i models is 539117245 (5/8" x 123"), and the deck belt for Z254/RZ5424 models is 539114557 (5/8" x 154"). Always confirm OEM part number 539110411 on your mower's belt routing label before ordering.