TM-9-2320-341-10
TRUCK, TRACTOR, LIGHT EQUIPMENT TRANSPORTER (LET), 8X8 M983A4 LET
TECHNICAL MANUAL; OPERATOR'S MANUAL
OCTOBER 2008
TM-9-2320-341-10 - Page 98 of 962
Table 4.
M983A4 LET Vehicle Weight Distribution.
Fifth Wheel Vertical Load Rating:
40,000 lbs (18 160 kg)
Gross Towing Weight:
100,000 lbs (45 400 kg)
Front Tandem Axles-Curb:
21,800 lbs (9 897 kg)
Front Tandem Axles-Loaded:
32,000 lbs (14 528 kg)
Rear Tandem Axles-Curb:
10,400 lbs (4 721 kg)
Rear Tandem Axles-Loaded (maximum):
52,000 lbs (23 608 kg)
Table 5.
Vehicle Performance.
Cruising Range at GCWR:
300 mi. (483 km)
Maximum Sustained Forward Speed (at 1696 rpm) - 5th Gear:
62 mph (101 km/h)
Maximum Sustained Forward Speed (at 2100 rpm) - 4th Gear:
60 mph (97 km/h)
Maximum Sustained Forward Speed (at 2100 rpm) - 3rd Gear:
39 mph (63 km/h)
Maximum Sustained Forward Speed (at 2100 rpm) - 2nd Gear:
27 mph (43 km/h)
Maximum Sustained Forward Speed (at 2100 rpm) - 1st Gear:
12.7 mph (20 km/h)
Speed on 3% Grade at GCWR:
25 mph (40 km/h)
Speed on 3% Grade at GVWR:
40 mph (64 km/h)
Speed on 30% Grade at GCWR:
3 mph (5 km/h)
Speed on 30% Grade at GVWR:
5 mph (8 km/h)
Maximum Grade at GCWR:
30 percent
Maximum Grade at GVWR:
60 percent
Maximum Side Slope w/Adequate Traction Surface:
30 percent
Maximum Towed Speed (refer to FM 4-30.31 ):
15 mph (24 km/h)
TM 9-2320-341-10
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