DAVID BROWN TRACTORS
TRACTOR DESIGNATIONS ARE BUILT AS FOLLOWS
PREFIX PREFIX
V Vehicle 900J
A Agricultural 950T
I Industrial 950V
R Road Traffic Act vehicle 950A
C Cropmaster Type 850A
T Trackmaster 85OC - Livedrive (Dual clutch)
K Kerosene 8SOC -
G Gasoline 880E
D Diesel 880A -
1 First Series 990A -
3 3.518 in. bore engine 770A
6 6 cylinder 90OL -
P Prairie 95OU
100 With cylinder lift 950W -
200 Without cylinder lift 950B -
U American model 850B -
G German model 850D - Standard model
880D - (Non-livedrive, single clutch)
880F -
880B -
SUFFIX
M Without hydraulics and PTO
S 12 speed gearbox
N Narrow model
V Vineyard model
H High clearance
ENGINE DESIGNATION BUILT UP AS FOLLOWS
- Agricultural 4 4-cylinder
- Kerosene *3 3 5/8” bore
- Gasoline (when used at end of designation)
- Diesel *3/31/2 3 1/2” bore
- Industrial 6 6 cylinder
- Stationary 2 2 cylinder
- Marine 3 cylinder
- Cropmaster and 30C type
(when used in front of engine designation)
- Lamp oil
- High altitude
When not included in engine designation, denotes 3 ½” bore for 4 cylinder engines, excepting the IG/1C which has 3.625” bore. The 6 cylinder engine also has 3.75” bores.
From the 3 cylinder 880 and 770 Selectamatic engines onward, the final designation figures relate to the approximate capacity in cu. In. for 1 cylinder.
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DAVID BROWN MODEL DESIGNATIONS AND PRODUCTION DATES
Agricultural Wheeled Tractors
Description Class Serial Nos. Production
VAK1 VAK1; VAG1 1001-6000 1939-1944
VAK1A VAK1A; VAG1A 6351-9852 1945-1947
Cropmaster VAK1C; VAG1C P10000-44000 1947-1953
30C First Series VAK1C; VAG1C P44500-46058 1953-1954
30C Second Series VAG1D/30; VAK1D/30 P/30 10001-12766 1954-1957
Cropmaster Diesel VAD1C PD10001-18000 1949-1953
30D Diesel First Series VAD1C PD185000-20797 1953-1954
30D Second Series VAD1D/30 PD/30 10001-19452 1954-1957
Super Cropmaster VAK3/1C; VAG3/1C SP10001-14881 1950-1952
Prairie Cropmaster VAK3/1C/P; VAG3/1C/P SPP10001-10600 1951-1954
Prairie Cropmaster Diesel VAD3/1C/P PDP10001-10245 1952-1954
Cropmaster Vineyard VAK/1C/N N10026-10205 1947-1953
" " Vineyard Diesel VAD/1C/N ND10001-10084 1951-1952
50D VAD6 VAD6 10001-11260 1953-1958
25 VAG1C/25; VAK1C/25 P25 10001-21318 1953-1958
25D VAD1C/25 PD25 10001-23424 1953-1958
2D VAD12 VAD12 10001-11644 1956-1961
2DV VAD12V VAD12V 10001-10364 1957-1961
900 Petrol VAG1H/30 900G 10001-10305 1956-1958
900 Kerosene VAK1H/30 900K 10001-10265 1956-1958
900 Diesel VAD1H/30 900D 10001-17437 1956-1958
900 - J & L series VAG1J/30; VAG1L/30 J900G; L900G
VAK1J/30; VAG1L/30 J900K; L900K
VAD1J/30; VAD1L/30 J9 00D; L900D
50001-55445 1957-1958
950 VAD1T; VAG1T; VAK1T T950G; U950G; T950K
VAD1U; VAG1U; VAK1U U950K; T950D; U950D
57000-62934 1958-1959
950 Implematic VAD1V; VAG1V; VAK1V V950G; W950G; V950K
First Series VAD1W; VAG1W; VAK1W W950K; V950D; W950D
63000-81126 1959-1961
950 Implematic VAD3A; VAD3B 950/3A; 950/3B
Second Series 400001-401489 1961-1962
850 Implematic VAD2A; VAD2B A850D; B850D
First Series VAG2A; VAG2B A850G; B850G
300001-306334 1960-1961
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