The Commission number is your car's VIN number and is the best way to tell your car's age**. It is located in different locations depending on when your car was built.
The Commission plate is most often located under
the car's hood (bonnet) on left side of the body
and will look similar to this photo. (for more information about body numbers, click on your car's section below)
On later cars the plate was moved to the driver's
side door pillar. (photo)
There might also be a plate on the left side inside
the windshield. (photo)
Of course your commission number will be on your
In the US the Department of Motor Vehicles uses the term "VIN" (vehicle identification numbers). Triumph used Commission numbers. Commission numbers were used until late 1979 when the US required Triumph to change to real VIN numbers in the VIN number format.
Click this link for more info about VIN numbers on Spitfires.
**I said age, not year. Click here to find out why there is a difference.
Oct. 1962 (1963 model year)-Dec. 64 (1965
Commission # FC1- FC44656
45573 cars made.
Dec. 1964 (1965 model year) -Jan. 1967 (1967
Commission # FC50001-FC88912
37409 cars made.
The last Mk 2 was make January 1967 and had
Commission number FC88912.
Jan. 1967 (1967 model year)-Dec 1970,
FD20000-FD51967, FD75000-FD92803 (after Oct.
1969), FDU prefix for US, O suffix for cars
fitted with overdrive transmissions, 7FD prefix
for some (all?) Canadian cars.
65320 cars made.
world: Nov. 1970 (1971 model year)-Nov. 1974
US/North America: 1970-1972*
Commission #FH3-FH64995 (US used FK &
FK prefix for US 1300's, FM for US 1500's, FL
for Sweden, a few US bound 1974 1500's were
built in Seniffe Belgium-1FM prefix and IU
suffix, O suffix for cars fitted with overdrive
70021 cars made.
*There is some confusion about what is a
Mk4 and what is a 1500.
All 1971 & 1972 cars were MkIV's.
US 1973 & 74 cars (FM commission numbers) received the 1500cc engine (to try to counteract the strangulating emissions regs in the US) while the rest of the world stayed Mk4's with 1296cc engine. These cars were essentially MkIV's with 1500 badges and engine.
In Nov. 74 all Spitfires received the
1500cc engine and were officially called
These pages deal with changes at a date not model. If you need info about a 1973 1500 look in MkIV section.
world: Nov. 1974 (1975 model year)-Aug. 1980, US/NA: 1973-80
UK/Europe: FH75001 onwards, US: FM28001U onwards
(late 1979 & 80 used VIN
numbers), U suffix for US, UC suffix for US
California, O suffix for cars fitted with
overdrive transmissions, L suffix for Right hand
95829 cars made (91137 excluding 73 & 74
The last Spitfire made had the VIN: TFADW5AT
July 1966-Sept. 1968,
Commission # KC1-KC13752
15818 cars made.
July 1968-Dec. 1970,
Commission # KC50001-KC58046 (July 68-Oct. 69),
KC75001-KC83397 (Oct. 69-Dec. 70)
12066 cars made.
Commission # KE0001-KE04596 (1971),
KE10001-KE14816 (1972), KE20001-KE24218 (1973),
KF prefix for US, KG prefix for Sweden
13042 cars made.
A listing of general info about VIN numbers on
1979 and 80 cars
Lists for engine number prefixes, suffixes and
sizes for Spitfires and other Triumph
(final drive) Numbers
Lists for final drive ratios for Spitfires and
other Triumph Models.
For a photo reference of cars visit Spitfire/GT6
magazine's reader's cars page.
to Reference Page