Bob Cat ZT3500 Zero-Turn Mower

When you have more acres to maintain, you need more commercial-grade features to keep you on top. With the ZT3500, that comes standard. 

ZT3500 Key Specifications

ZT3500 – 48” Deck
ZT3500 – 52” Deck
ZT3500 – 61” Deck
Engine Model
Kaw FX651V 
Kaw FX651V 
Kaw FX651V 
Displacement
726 cubic cm
726 cubic cm
726 cubic cm
Pump Displacement
12 cubic cm
12 cubic cm
12 cubic cm
Transmission Type
HG ZT-3400 Hydrostatic Transaxles 
HG ZT-3400 Hydrostatic Transaxles 
HG ZT-3400 Hydrostatic Transaxles 
Cutting Height Range
1.5-4.9“ (38-124 mm) 
1.5-4.875 
1.5-4.875 
Mower Deck
TufDeck™ Pro 10-gauge Top with 7-gauge Spindle Supports; 7-gauge Side Skirts 
TufDeck Pro 10-gauge Top with 7-gauge Spindle Supports; 7-gauge Side Skirts 
TufDeck Pro 10-gauge Top with 7-gauge Spindle Supports; 7-gauge Side Skirts 
Width
48 in
48 in
48 in

BobQuote

ZT3500 – 48” Deck
ZT3500 – 52” Deck
ZT3500 – 61” Deck

Engine

ZT3500 – 48” Deck
ZT3500 – 52” Deck
ZT3500 – 61” Deck
Fuel Tank
7.8 gal
7.8 gal
7.8 gal
Engine Model
Kaw FX651V 
Kaw FX651V 
Kaw FX651V 
Horsepower
20.5 hp
21.5 hp
21.5 hp
Displacement
726 cubic cm
726 cubic cm
726 cubic cm

Performance

ZT3500 – 48” Deck
ZT3500 – 52” Deck
ZT3500 – 61” Deck
Machine Weight – Wet
773 lbs
773 lbs
773 lbs

Price

ZT3500 – 48” Deck
ZT3500 – 52” Deck
ZT3500 – 61” Deck

Power/Electrical

ZT3500 – 48” Deck
ZT3500 – 52” Deck
ZT3500 – 61” Deck
Charging System
15 amp
15 amp
15 amp

Additional Product Information

ZT3500 – 48” Deck
ZT3500 – 52” Deck
ZT3500 – 61” Deck

Transmission

ZT3500 – 48” Deck
ZT3500 – 52” Deck
ZT3500 – 61” Deck
Pump Displacement
12 cubic cm
12 cubic cm
12 cubic cm
Transmission Type
HG ZT-3400 Hydrostatic Transaxles 
HG ZT-3400 Hydrostatic Transaxles 
HG ZT-3400 Hydrostatic Transaxles 
Oil Capacity
4 qt 
4 qt 
4 qt 
Travel Speed
10 mph
10 mph
10 mph
Travel Speed – Reverse
3.5 mph
3.5 mph
3.5 mph

Mower Seat

ZT3500 – 48” Deck
ZT3500 – 52” Deck
ZT3500 – 61” Deck
Fore-Aft Adjustment
Seat Slide Lever 
Seat Slide Lever 
Seat Slide Lever 
Description
High-Back, Mechanical Suspension Seat 
High-Back, Spring Suspension Seat 
High-Back, Spring Suspension Seat 

Wheels

ZT3500 – 48” Deck
ZT3500 – 52” Deck
ZT3500 – 61” Deck
Caster Arm
Welded to Frame 
Welded to Frame 
Welded to Frame 
Front Caster Wheel Size
13 x 6.5-6 
13 x 6.5-6 
13 x 6.5-6 
Drive Wheel Size
23 x 10.5-12 
23 x 10.5-12 
23 x 10.5-12 

Frame

ZT3500 – 48” Deck
ZT3500 – 52” Deck
ZT3500 – 61” Deck
Length
76 in
76 in
76 in
Front and Rear
Welded 7-gauge Steel; 1.5 x 2.5 in Steel Tubing 
Welded 7-gauge Steel; 1.5 x 2.5 in Steel Tubing 
Welded 7-gauge Steel; 1.5 x 2.5 in Steel Tubing 

Deck

ZT3500 – 48” Deck
ZT3500 – 52” Deck
ZT3500 – 61” Deck
Discharge Chute
Flexible Molded Polymer 
Flexible Molded Polymer 
Flexible Molded Polymer 
Cutting Height Range
1.5-4.9“ (38-124 mm) 
1.5-4.875 
1.5-4.875 
Mower Deck
TufDeck™ Pro 10-gauge Top with 7-gauge Spindle Supports; 7-gauge Side Skirts 
TufDeck Pro 10-gauge Top with 7-gauge Spindle Supports; 7-gauge Side Skirts 
TufDeck Pro 10-gauge Top with 7-gauge Spindle Supports; 7-gauge Side Skirts 
Mower Blade Tip Speed
17365 ft/min
17365 ft/min
17365 ft/min
Width
48 in
48 in
48 in

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