It looks like Bob-Cat makes a 32" dual hydro that only comes in a fixed deck model. I copied these specs from the website.
Drivetrain
Transmission
Hydrostatic drive with dual pumps and wheel motors; Belt from engine to hydro input shafts
Axle 1 in. (25 mm) diameter
Drive Belt from engine to hydro input shafts; hydrostatic drive to wheels
Hydraulic Capacity 1.2 gal. (4.6 l) with 25-micron filtration
Brakes Hydrostatic provides dynamic braking; dual-wheel parking brake
Tires
All Models Rear (2) 16 x 7.50-8 4-ply turf tread tubeless
Fixed Deck Front (2) 9 x 3.50-4 4-ply smooth tread with tube
Floating Deck Front (2) 11 x 4.00-5 4-ply smooth tread with tube
Anti-scalping Smooth-tread pneumatic caster wheels ; 5" height adjustable rollers on selected floating decks
Steering Fingertip levers at handles control independent power ot each wheel for moving, stopping and power turning
Controls Throttle; speed selector/tracking levers; wheel drive traction levers with locks; blade drive switch; dual-wheel parking brake; operator-presence controls; keyed on/off switch (on/off/start switch on electric start models)
Speed (maximum) 6 mph (9.6 km/h) forward; 2mph (3.2 km/h) reverse
Turning Radius True zero
Dimensions
Transport Width (chute up)
54" Deck Model 55.75" (142 cm)
48" Deck Model 48" (122 cm)
36" Deck Model 36.5" (93 cm)
32" Deck Model 32.6" (83 cm)
Weight
54" Deck Model 337 lbs. (153 kg) floating; 290 lbs. (132 kg) fixed
48" Deck Model 290 lbs. (132 kg) floating; 250 lbs. (113 kg) fixed
36" Deck Model 235 lbs. (107 kg) floating; 200 lbs. (91 kg) fixed
32" Deck Model 220 lbs. (100 kg)