- Rigid chassis
- WhichTractor size: Utility
- No lab test on file
- 1971–1976
- 18,540 built
WhichTractor size, not the maker’s category
David Brown 990 (A) (also listed as 900 Synchromesh) Hydraulics & PTO specs
8 hydraulics and PTO values on record for the 990 (A).
Engine power, claimed · gross or net not stated
57.3 hp
42.7 kW as stated by the source
No lab test on file
Claimed · standard not stated by the source
Source · Traktorenlexikon, “David Brown 900 Synchromesh”, claimed
This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.
How much will a 990 (A) lift?
A 990 (A) lifts 4,251 lb (1,928 kg) at the lower-link ends.
| Rear remote valves | 1 |
|---|---|
| Lift capacity at ball ends | 4,251 lb · 1,928 kg |
Source · Traktorenlexikon, “David Brown 900 Synchromesh”
What PTO does a 990 (A) have?
A 990 (A) has a 540 rpm rear PTO.
| Rear PTO drive | Engine-driven |
|---|---|
| Rear PTO independence | Independent |
| Rear PTO speeds | 540 rpm |
| Engine speed at 540 PTO | 1,828 rpm |
| Rear PTO shaft | 1 3/8"- 6 splines |
| PTO power, claimed | 46.8 hp · 34.9 kWClaimed; standard not stated by the source |
Source · Traktorenlexikon, “David Brown 900 Synchromesh”
Sources and how this page was built
8 hydraulics and PTO values from Traktorenlexikon, “David Brown 900 Synchromesh”.
Sources
Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution
- Traktorenlexikon: David Brown 900 Synchromesh — CC BY-SA 4.0, WIKIBOOKS-TL-115991 · revision 990952. Wikibooks contributors (Traktorenlexikon). Original document