
Large logo - lengthwise ribs
From1952
To1952

Large logo - ribs across
From1953
To1953

Dogbone
From1954
To1954

Tubeless - Logo inside
From1955
To1956

Full stud - with stud logo
From1955
To1956

Tubeless - No logo inside - corner pip
From1956
To1957

Tubeless - No logo inside - wide center pip
From1956
To1957
Old logo - 3mm stud recess - corner-pip
From1958
To1959
Old logo - smaller stud recess - corner-pip - no mold-id
From1958
To1959
Old logo - 1x2 with mold identifiers
From1960
To1965