Hydro Gear Seal Kit for ZT-3400 (73630)

Hydro-Gear ZT-3400 Transmission Seal Kit

• Part Numbers:
  • 73239
  • 73630
  • 72995 
  • 71976 
• Applications:
  • Hydro-Gear ZT-3400 integrated hydrostatic transaxles
  • Hydro-Gear ZT-3400 commercial zero-turn mower transmissions requiring a complete internal seal overhaul
  • Replacement for previous Hydro-Gear seal kits 71976 and 72995
  • Used on numerous commercial and premium residential zero-turn mowers equipped with Hydro-Gear ZT-3400 transaxles, including many models from Ariens, Bad Boy, Bobcat, Exmark, Ferris, Gravely, Hustler, Scag, Spartan, Toro, Wright, and other manufacturers that specify the ZT-3400 transmission
  • Compatible with both left-hand and right-hand ZT-3400 transaxle assemblies where Hydro-Gear part number 73239 is specified
  • Contains the internal oil seals, O-rings, retaining rings, and related sealing components required for a complete ZT-3400 transmission reseal during overhaul