Mechanized Smoke Obscurant Carrier M58 Wolf1-3

M58: General
Date of first acceptance 1998
Manufacturer Anniston Army Depot Crew 3 men
M58: Dimensions
Combat weight 27,200lbs
12,300kg		 Height over smoke guard 91"
230cm
Length 209.75"
532.77cm		 Gun overhang forward 0"
Width overall 105.75"
268.61cm		 Tread 85.0"
216cm
Ground clearance 17.125"
43.480cm		 Ground pressure, zero penetration 8.67psi
.610kg/cm²
M58: Armament
Type Mount Traverse Elevation
.50cal M2HB MG Flexible on cupola mount 360°
(manual)		 Manual
Night vision
AN/VAS-5 DVE for driver
M58: Armor
Assembly
Welding
Hull
Rolled 5083/5086 H32 aluminum armor
Location Thickness Angle from vertical
Upper front 1.5"
3.8cm		 45°
Lower front 1.5"
3.8cm		 30°
Upper sides 1.75"
4.45cm		 0°
Lower sides 1.25"
3.18cm		 0°
Rear 1.5"
3.8cm		 9°
Ramp 1.5"
3.8cm		 8°
Top 1.5"
3.8cm		 90°
Floor 1.125"
2.858cm		 90°
M58: Automotive
Engine General Motors 6V53TA; 6 cylinder, 2 cycle, vee, turbosupercharged diesel
Horsepower Gross: 275@2,800rpm Torque Gross: 627 ft-lb@1,600rpm Fuel capacity 95gal
360L
Transmission Allison X-200-4A, 4 ranges forward, 2 reverse
Steering Hydrostatic, steering yoke
Brakes Multiple plate, oil cooled
M58: Suspension
Type Road wheels Track return rollers
Torsion bar 5 individually sprung dual/track Flat track
Drive sprockets Idlers Shock absorbers
10-tooth front drive Dual adjustable at rear of track On first, second, and last road wheels/track
M58: Track
T130E1
Center guide, single pin, steel with detachable rubber pad
Width 15"
38cm		 Pitch 6"
15cm		 Shoes/track Left side: 63
Right side: 64		 Ground contact length 105"
267cm
T150
Center guide, double pin, steel with chevron rubber pad
Width 14.81"
37.62cm		 Pitch 6"
15cm		 Shoes/track Left side: 63
Right side: 64		 Ground contact length 105"
267cm
M58: Performance
Max level road speed 40mph
64kph		 Max water speed 3.6mph
5.8kph
Max trench 66"
170cm		 Max grade 60%
Max sideslope 30% Max vertical obstacle 24"
61cm
Min turning diameter Pivot Max fording depth Floats
Cruising range ~300mi, roads
~480km, roads

The M58 Wolf was based on the M113A3 APC. The smoke generator M56 large-area obscuration system used a turbine to emit smoke, and the system was supplied with enough fog oil for 90 minutes of continuous operation and enough infrared obscurant for 30 minutes of operation.

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References

  1. TM 9-2350-277-10 Operator's Manual for Carrier, Personnel, Full Tracked, Armored M113A3 2350–01–219–7577 (EIC AEY), Carrier, Command Post, Light Tracked, M577A3 2350–01–369–6085 (EIC AE7), Carrier, Smoke Generator, Full Tracked, M1059A3 2350–01–369–6083 (EIC AFA), Carrier, Mortar, 120-MM, M121, Self-propelled, M1064A3 2350–01–369–6082 (EIC AE8), Carrier, Standardized Integrated Command Post System (SICPS), M1068A3 2350–01–369–6086 (EIC AFC), Carrier, Mechanized Smoke Obscurant M58 2350–01–418–6654 (EIC 5CG). Washington, DC: Dept. of the Army, Jan 2001.
  2. Hunnicutt, R.P. Bradley: A History of American Fighting and Support Vehicles. Navato, CA: Presidio Press, 1999. Reprinted with permission from Bradley, R.P. Hunnicutt ©1999, available from Presidio Press, 505B San Martin Drive, Suite 160, Navato, CA 94945.
  3. "M58A3 Wolf Smoke Generator Carrier." GlobalSecurity.org. 7 Jul 2011. 26 Aug 2016 <http://www.globalsecurity.org/military/systems/ground/m58.htm>.
Last updated 7 Sep 2022.
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