Today in WW II: 17 Feb 1944 First day of the Battle of Truk, one of the most significant Pacific Theater air battles.  More 
17 Feb 1944 Battle of Eniwetok Atoll in the Central Pacific Marshall Islands [17-23 Feb].
Visit the Olive-Drab.com World War II Timeline for day-by-day events 1939-1945! See also WW2 Books.

M-126 Chassis, Semitrailer, 12-ton, 4-Wheel (G750)

M-126 Chassis, Semitrailer, 12-ton, 4-Wheel, From TM 43-0001-31, June 1985
M-126 Chassis, Semitrailer, 12-ton, 4-Wheel, From TM 43-0001-31, June 1985.

The M-126 semitrailer chassis series is the base for three semitrailers:

The M126 Chassis consisted of a pair of frame rails with a ladder of cross members to form the undercarriage. Landing gear along with the upper fifth wheel plate and kingpin are added to the frame. At the rear, two axles mounting four wheels with dual tires (total of eight tires) were fitted under a leaf spring suspension. Wiring, lighting, spare wheel mount, and brakes complete the chassis package.

Additional information is available on the linked pages for the semitrailers derived from the M126 Semitrailer chassis.

Manuals for the M-126 Chassis, Semitrailer will be in the TM 9-2330-207-xx series, where the xx represents the maintenance level. The first parts list is ORD 9 SNL G-750, dated 13 April 1953. The NSNs for the M126 variants are:

Model NSN
M126 2330-???
M126A1 2330-???
M126A1C 2330-???
M126A2C 2330-00-788-6315