The J.I. Case 311-B tractor weighs 4,076 lb (1,848 kg) using its primary published weight. That places it around the 7th percentile among comparable row-crop tractors, lighter than about 93% of its peers. With 37 hp, the tractor carries about 110.2 lb of published weight per horsepower.
The published J.I. Case 311-B weight is 4,076 lb (1,848 kg). The primary figure used for comparisons is 4,076 lb (1,848 kg), listed as Weight.
Tractor-weight benchmark
How this weight compares
Row-Crop Tractor peers · 510 tractors in the benchmark.
Representative published weight
Very light
4,076 lb
Low5,300 lb
This model4,076 lb
Average14,006 lb
High23,810 lb
Low and high use the 10th and 90th percentiles of the peer group, which keeps one unusually light or heavy tractor from distorting the scale. Average is the peer-group mean.
At a glance
Tractor profile
Published weight4,076 lb (1,848 kg)
Overall weight bandMidweight
Tractor typeRow-Crop Tractor
Primary horsepower37 hp / 27.6 kW
Max length130 in (330 cm)
Max width79.62 in (202 cm)
Overview
Model information
Manufacturer
J.I. Case
Model
311-B
Category
Farm tractor
Model years
1958 – 1959
Tractor type
Row-Crop Tractor
Published weight variants
1
Published configurations
Weight variants
Shipping, operating, ballasted and drivetrain/configuration weights are kept separate when the source publishes them separately.
Weight type
Configuration
Weight
Metric
US tons
Variant / note
Weight
—
4,076 lb
1,848 kg
2.04
—
Dimensions, power & hauling
Technical details
Dimensions
Wheelbase84.5 in (214 cm)
Length130 in (330 cm)
Width79.62 in (202 cm)
Height61 in (154 cm)
Power & weight ratios
Primary power37 hp (27.6 kW)
Power basisPTO (claimed)
Weight per horsepower110.2 lb/hp
Weight per foot of length376.2 lb/ft
Wheelbase / length65%
Transport snapshot
Primary published weight4,076 lb (1,848 kg)
Maximum published weight4,076 lb (1,848 kg)
Maximum US-ton equivalent2.04 US tons
Maximum published width79.62 in (202 cm)
Published width over 102 inNo
Weight context
Weight range4,076 lb (1,848 kg)
Primary weight basisWeight
Peer positionVery light among Row-Crop Tractor peers · 7th percentile
Physical size classBelow-average size
For transport planning, the representative published tractor weight is about 4,076 lb (2.04 US tons); published configurations reach 4,076 lb (2.04 US tons); the widest published tractor dimension is 79.6 in (6.6 ft). Actual transport weight and dimensions can increase with fuel, ballast, a loader, implements, tires and other installed equipment.
Nearby benchmarks
Tractors with similar weight
Useful reference points from the same dataset.
Closest by published weight
Kubota M4030 (4078 lb)
Massey Ferguson 1560 (4078 lb)
Kubota KL550 Hi-Speed (4079 lb)
Massey Ferguson 1660 (4079 lb)
Kubota L4850 (4080 lb)
Closest comparable tractors
Farmall 404 (4115 lb, 36.7 hp)
Massey Ferguson 65 (4185 lb)
Allis Chalmers D15 (3985 lb, 40 hp)
Massey Ferguson 165 (4476 lb)
J.I. Case 431 (3839 lb, 34 hp)
Common questions
J.I. Case 311-B weight FAQ
How much does a J.I. Case 311-B weigh?
The J.I. Case 311-B weighs 4,076 lb (1,848 kg) using the primary published weight figure.
Is the J.I. Case 311-B a lightweight row-crop tractor?
Yes. The representative figure sits at about the 7th percentile, lighter than roughly 93% of the row-crop tractor peers. That puts it in the very light range for this comparison. It is 9,930 lb lighter than the peer-group average of 14,006 lb.
How wide is the J.I. Case 311-B for transport?
The maximum published tractor width is 79.6 in (6.6 ft). That is 22.4 in under 8.5 ft before allowing for a loader, duals, implements or other equipment that may increase transport width.
What is the J.I. Case 311-B weight-to-horsepower ratio?
Using the page’s representative 4,076 lb weight and 37 hp power figure, the tractor carries about 110.2 lb per horsepower. A lower lb/hp number means less tractor mass for each horsepower; this is a comparison metric, not a traction or performance rating.
How many tons does the J.I. Case 311-B weigh?
The representative published weight is about 2.04 US tons, while the full published range is 2.04 US tons. Loaded transport weight can be higher than the tractor specification.
