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The model archive
Leader
Explore 11 farm tractor models. Follow a model into its engine specifications, transmissions, dimensions, historical photographs, and available test records.
About Leader
Leader identified several American tractor ventures between 1913 and 1949, rather than one continuously owned manufacturer. Earlier Michigan and Illinois operations preceded a later Ohio utility-tractor range.
- Beginning
- 1913 use of the badge
- Founder / origin
- Multiple businesses, including Leader Engine and later Ohio builders
- Known for
- Early tractors and later small utility machines
- Sale / later history
- Different ventures ended at different dates; final listed era reached 1949
History and legacy
Leader Engine acquired Midland and joined the Dayton combination in 1915. Later Dayton-Dick and Dayton-Dowd activity lasted into the 1920s. The reappearance of Leader in Ohio should not be described as proof of uninterrupted corporate ownership.
Sources & further reading
History reviewed 2026-10-20.
Showing 11 of 11 models
D 25-40
1920
44 hp
Engine estimate from belt power
Tracks
Drive
25-40
1916–1920
44 hp
Engine estimate from belt power
Tracks
Drive
C 18-36
1920
40 hp
Engine estimate from belt power
Tracks
Drive
GU 16-32
1920–1923
35 hp
Engine estimate from belt power
Tracks
Drive
N 16-32
1919–1924
35 hp
Engine estimate from belt power
2WD Only
Drive
B
1945–1946
31 hp
Source index power
2WD Only
Drive
D
1947–1949
31 hp
Source index power
2WD Only
Drive
15-25
1917
27 hp
Engine estimate from belt power
2WD Only
Drive
12-18
1913–1915
20 hp
Engine estimate from belt power
2WD Only
Drive
12-18
1915–1921
20 hp
Engine estimate from belt power
2WD Only
Drive
9-15
1916
16 hp
Engine estimate from belt power
2WD Only
Drive
Index power values can include estimates derived from belt or PTO power. They are identified on each model card and are not interchangeable with a measured engine rating. Model years and missing values follow the source index.