| Engine: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Manufacturer |
Kawasaki |
| Model number |
FH491V |
FH661V |
FH721V |
| Power* |
17 hp (12.7 kW) |
22 hp (16.4 kW) |
25 hp (18.6 kW) |
| Displacement |
28.8 cu. in. (472 cc) |
41.2 cu. in. (675 cc) |
41.2 cu. in. (675 cc) |
| Engine rated speeds: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Fast idle (no load) |
3350 rpm |
| Low idle (no load) |
1900 rpm |
| Cylinder configuration |
V-twin |
| Crankshaft alignment |
Vertical |
| Type of Valves |
Overhead |
| Cylinder material |
Cast iron |
| Block material |
Aluminum |
| Air filter type |
Dry, replaceable w/foam precleaner |
| Crankcase capacity (with filter) |
1.8 U.S. qt. (1.7 L) |
2.1 U.S. qt. (1.9 L) |
| Lubrication system |
Full-pressure with filter |
| Cooling method |
Air |
| Electrical System: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Ignition |
Electronic |
| Type of starter |
Electric |
| Charging system |
Flywheel alternator |
| Capacity |
15 amp regulated |
| Battery voltage |
12 volts |
| Batt reserve @ 25 amp |
90 min. |
| Batt cold crank amp @ 0°F |
160 |
| Hourmeter |
Standard |
| Service reminder |
No |
| Fuel System: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Fuel fill |
3 in. on left fender |
| Fuel tank capacity |
3.5 gal. (13.2 L) |
2.4 gal. (9 L) |
3.5 gal. (13.2 L) |
| Fuel gauge |
No, translucent fuel tank |
| Fuel type |
Unleaded, 87 octane |
| Fuel delivery |
Fixed jet carburetor |
| Operator Station: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Tool tray under seat |
Yes |
| Storage compartment |
Yes |
| Cupholder |
Standard |
| CargO Mount |
Yes, heavy duty |
| Seat: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Style |
15 in. (38 mm) open-back w/grasp |
| Suspension adjustment |
Steel springs, three positions, no tools required |
| Slide adjustment |
Automotive style, no tools required, 7-in. (18 cm) |
| Steering: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| 2- or 4-wheel steering |
2WS |
4WS |
2WS |
4WS |
2WS |
| Type |
Sector and pinion |
| Tilt wheel |
No |
| Turning Radius: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Inside rear wheel: |
16-in. (40.6 cm) |
16-in. (40.6 cm) |
16-in. (40.6 cm) |
22-in. (55 cm) |
15-in. (38.1 cm) |
16-in. (40.6 cm) |
15-in. (38.1 cm) |
16-in. (40.6 cm) |
| Uncut circle radius |
28-in. (71.1 cm) w/38X mower |
27-in. (68.6 cm) w/42 mulch |
29-in. (74 cm) w/42R mower |
16-in. (40.6 cm) w/42X mower |
21-in. (53.3 cm) w/48X mower |
9-in. (22.9 cm) w/48X mower |
18-in. (45.7 cm) w/54X mower |
| Drivetrain: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Transaxle type |
Integrated with transmission |
| Transaxle manufacturer |
Kanzaki |
| Transaxle model |
K46 |
K58 |
| Transmission drive type |
V-belt from engine |
| Transmission type |
Automatic/hydrostatic |
| Hydrostatic transmission type |
Axial piston |
| Travel speeds: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Forward |
0-8.5 km/h |
0-8.9 km/h |
0-9.3 km/h |
0-8.9 km/h |
0-9.3 km/h |
| Reverse |
6.4 km/h |
5.6 km/h |
| Lubricant type |
5W30 |
| Cruise control |
Standard |
| Lift System: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Type |
Foot pedal w/ optional adjustable spring assist |
Foot pedal w/ adjustable spring assist |
Foot pedal w/ optional adjustable spring assist |
Foot pedal w/ adjustable spring assist |
| Mower cut height |
25-102 mm |
25-95 mm |
25-102 mm |
| Cut height increments |
6.35 mm |
| Brakes: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Location |
Transmission |
| Type |
Internal wet disk |
| PTO: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Location |
Engine-mounted |
| Clutch type |
Electric |
| Control |
Switch on dash |
| Wheels and tires: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Front turf |
15x6-6 |
15x6.5-8 |
15x6-6 |
15x6.5-8 |
| Rear turf |
20x10-8 |
20x10-10 |
22x11-10 |
20x10-10 |
22x11-10 |
| Inflation pressure: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Front |
10 to 14 psi (69 kPa - 97 kPa) |
| Rear |
8 to 10 psi (55 kPa - 69 kPa) |
| Materials: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Frame |
Welded heavy-duty |
| Frame side rails |
0.118 in. (3 mm) |
| Front axle |
Cast iron |
| Front spindles |
0.75 in. (19 mm) |
| Front spindle bushings |
Metal, replaceable |
| Primer/paint |
E-coat/powder |
| Fender deck |
Stamped steel |
| Front wheels bearings |
Sealed ball type |
| Front brushguard |
Optional |
| Dimensions: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Wheelbase |
49.4-in. (126 cm) |
| Overall length |
72-in. (183 cm) |
| Overall height (seat) |
43-in. (109.2 cm) |
| Overall width: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Tractor only |
38-in. (97 cm) |
38-in. (97 cm) |
38-in. (97 cm) |
38-in. (97 cm) |
41-in. (104.1 cm) |
38.5-in. (98 cm) |
41-in. (104.1 cm) |
38.5-in. (98 cm) |
| Min storage width w/ Deck |
111.8 cm |
132.1 cm |
146.1 cm |
| Weight (Approximate): |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Tractor ( w/o deck) |
225 kg |
250 kg |
263 kg |
258 kg |
274 kg |
258 kg |
| Tractor with Deck |
258 kg |
261 kg |
308 kg |
296 kg |
308 kg |
325 kg |
327 kg |
| Mower Specifications: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Mower Deck |
38-in. Edge Xtra |
42-in. Edge Xtra |
42-in. Edge Mulch |
42-in. TurboStar, rear discharge, rear collect |
42-in. Edge Xtra |
48-in. Edge Xtra |
54-in. Edge Xtra |
| Cutting width |
97 cm |
107 cm |
122 cm |
137 cm |
| Overall width: |
X300 38X |
X300 42X |
X300 42M |
X300R 42R |
X304 4WS 42X |
X320 48X |
X324 4WS 48X |
X340 54X |
| Deflector down |
52-in. (132 cm) |
53-in. (135 cm) |
N/A |
53-in. (135 cm) |
61.5-in. (156 cm) |
67.7-in. (172 cm) |
| Deflector up |
104 cm |
114 cm |
N/A |
114 cm |
137 cm |
151.6 cm |
| Cutting height |
25 to 102 mm |
25-95 mm |
25 to 102 mm |
| Spindles/blades |
2 |
3 |
| Spindle drive |
V-belt |
| Blade orientation |
Staggered |
| Standard blades |
Medium lift |
--- |
Medium lift |
| Optional blades |
Bagging, mulching |
None |
Mulching |
Bagging, mulching |
Mulching |
| Deck thickness |
2.7 mm 12 gauge |
3 mm 11 gauge |
2.7 mm 12 gauge |
3 mm 11 gauge |
3.4 mm
10 gauge |
| Mower wheels |
2 |
4 |
| Rotateable wheels |
No |
Yes |
| Wheel adjustment |
Tools |
No-tools |
| Front rollers |
No |
Standard |
| Mulching |
Optional |
Standard |
Optional |
| 7-Bu. Rear Bagger |
Optional |
No |
Optional |
No |
| 7-bu. Power Flow |
No |
Optional |
| 8.5-bu. Hopper |
No |
Yes |
No |
| Mower weight (est.) |
74 lb. (34 kg) |
73 lb. (33 kg) |
81 lb. (37 kg) |
130 lb. (59 kg) |
73 lb. (33 kg) |
112 lb. (51 kg) |
153 lb. (69 kg) |
