What Year Is My Bike?
Dating your bike can be a difficult process. With this guide, it can be made much easier. All you need are the serial numbers from your machine.
Triumph Dating
Prewar Singles & Page Twin
Year | Model | Engine Number | Frame |
1934 | 6/1 | 1V4 | |
1935 | 6/1 | 1V5 | |
1936 | 6/1 | 1V6 | |
T70 | T1L6 | L | |
T80 | T2T6 | S1 | |
T90 | T5S6 | S11 | |
1937-40 | For all models the engine had the model code for a prefix plus a year number and then the serial number |
Singles, Twins & Tridents 1969-83
Letter | Month | Model Year |
A | January | Aug 1978 – July 1979 |
B | February | Aug 1979 – July 1980 |
C | March | Aug 1968 – July 1969 |
D | April | Aug 1969 – July 1970 |
E | May | Aug 1970 – July 1971 |
G | June | Aug 1971 – July 1972 |
H | July | Aug 1972 – July 1973 |
J | August | Aug 1973 – July 1974 |
K | September | Aug 1974 – July 1975 |
N | October | Aug 1975 – July 1976 |
P | November | Aug 1976 – July 1977 |
X | December | Aug 1977 – July 1978 |
KDA | 1981 Models | Sept 1980 – Apr 1981 |
EDA | 1982 Models | May 1981 – Jan 1982 |
BEA | 1983 Models | Feb 1982 – Jan 1983 |
T140V | AEA34393 | Last Model Jan 21 1983 |