Specifications - Gravely 991091 Owner's/Operator's Manual

Model Number
Model
Engine
Engine Model Number
Engine Displacement – in
Governed RPM (May be
different from maximum RPM)
Liquid or Air Cooled
Speed
Forward Maximum – mph
(km/h)
Reverse Maximum – mph
(km/h)
Turning Radius
Brakes
Electrical
Starter
Battery
Power Take-Off
Fuel
Fuel Type
Fuel Tank Capacity – gal. (L)
Transmission
Type
Transmission Oil
Hydraulic Oil Filter
Size and Weight
Length – in. (cm)
Width (With Chute Up) – in.
(cm)
Height – in. (cm)
Weight – lbs (kg)
Tires
Front Tire Size – in.
Rear Tire Size – in.
Front Tire Pressure – psi (kPa)
Rear Tire Pressure – psi (kPa)
Mower Deck
Mower Deck Lift
Cutting Width – in. (cm)
Cutting Height – in. (cm)
Cutting Height Increments – in.
(cm)

SPECIFICATIONS

991082
HD 48
3
(cc)
12-Volt Maintenance Free U1-250
Use 20W-50 engine oil with an SL API
50 (127)
823 (373.9)
48 (121.9)
EN - 34
Kawasaki
FR730
44.3 (726)
3,600 ± 75
Air
8 (12.9)
4 (6.4)
Zero
Hydro – Parking
Electric
Electric PTO Clutch/Brake
Refer to Engine Manual
6.5 (24.6)
Hydrostatic Drive
classification
Yes
71.5 (181.6)
42 (106)
13 x 5-6
20 x 10-10
20 – 25 (138 – 172)
15 – 18 (103 – 124)
Mechanical
1 – 5 (2.5 – 12.7)
0.5 (1.25)
991083
HD 52
55.5 (141)
832 (377.4)
52 (132.1)