Specifications of Lawn Mower Gearbox
* Rotation CCW input gives CW output
* Gear Ratio 1:1.46 Increaser
* Input RPM 540/1000
* Output RPM 788/1460
* Input HP 35-83
* Max Torque 4083-9683 in.lbs.
* Input Shaft 1-3/8" dia. x 3-7/8" long 6T spline W/ 5/16" dia. pinhole
* Output Shaft 2" dia. 15 teeth tapered spline w/threaded end. 4-5/8" total length
* Blade Hub 3.94" dia. x 2.275" stepped down to 2.5" dia. x 0.45" then tapers down to 2.175" dia. over 0.25"
* Mount 4 holes on 8" dia. B.C.
* Pilot 5-5/8" dia.
* Size 12-3/8" x 9-3/4" x 9-3/4"
* Shpg. 89 lbs.Brand of replaceable gearbox
Also, we have replacement parts for these models
Bush Hog: ATH 600 and ATH 720, ATH 900, FTH 480, FTH 600, FTH 720, MTH 600, MTH 720 Series Mowers;
Landpride: FDR1548, FDR1560, FDR1572, FDR1648, FDR1660, FDR1672, FDR2548, FDR2560, FDR2572, AT2660, AT2672 Series Mowers;
Kubota: BL348A, B342A; Caroni TC480, TC590, TC710, TC910 with spline Input Shaft;
Befco most late models with splined input shafts, early models had some with smooth input shaft;
Curtis all Models; Douglas all Models; Tecma all Models;
Sovema all Models; Maschio all Models; Phoenix all Models;
Sicma all Models; First Choice all Models