- WhichTractor size: Standard-size
- Lab tested ×1
- 2002–2005
WhichTractor size, not the maker’s category
Derived by WhichTractor from a sourced three-point linkage. How we decide what a machine is
John Deere 8120 Full specifications
John Deere-PowerTech 6.081 HRW-217 six-cylinder diesel or John Deere 6081HRW23. The manufacturer claimed 197.4 horsepower. The only laboratory test on record is of one version: OECD Test 2083 measured 199.7 hp at the PTO of the 8120 (4 WD).
Engine power, claimed · gross or net not stated
197.4 hp
147.2 kW as stated by the source
Not independently tested
Claimed · standard not stated by the source
Source · Traktorenlexikon, “John Deere 8120”, claimed
- Weight
- 18,109 lb
- 3-point lift
- 10,803 lb
- Top speed
- 24.9 mph
John Deere 8120 specs: key facts
The John Deere 8120 was built from 2002 to 2005.
Only one version of the John Deere 8120 has a laboratory test on record: the 8120 (4 WD) produced 148.9 kW (199.7 hp) at the PTO, measured on OECD Test 2083.Source 1
The John Deere 8120 has a claimed engine power (gross or net not stated) of 147.2 kW (197.4 hp); it has no measured PTO figure.
The John Deere 8120 was built in two-wheel drive (2WD) and four-wheel drive (4WD) versions, depending on configuration.Source 2
The John Deere 8120 has a John Deere-PowerTech 6.081 HRW-217 engine, a 6-cylinder 8.13 L diesel unit.
The John Deere 8120 weighs 8,214 kg (18,109 lb) unladen.
The John Deere 8120 has an independent rear PTO running at 1000 rpm.
The three-point hitch of the John Deere 8120 lifts 4,900 kg (10,803 lb) at the lower-link ends.
Source · Traktorenlexikon, “John Deere 8120”
How much horsepower does an 8120 have?
The only laboratory test on record is of one version. OECD Test 2083 measured 199.7 hp at the PTO of the 8120 (4 WD). For the 8120 as a whole the figure is the 197.4 hp claimed for the engine, which is not power at the shaft.
Sources · Traktorenlexikon, “John Deere 8120”; OECD test report 2083, 2003
What engine is in an 8120?
An 8120 has a John Deere-PowerTech 6.081 HRW-217, a 6-cylinder 8.13 L diesel engine. 8120 (4 WD) tractors have a John Deere 6081HRW23.
| Make & model | John Deere-PowerTech 6.081 HRW-217 |
|---|---|
| Cylinders | 6, liquid-cooled |
| Displacement | 496.4 ci · 8.13 L |
| Max torque | 632 lb·ft · 857 N·m @ 1,400 rpmSource 2 |
| Electrical system | 12 V |
Source · Traktorenlexikon, “John Deere 8120”
How much will an 8120 lift?
An 8120 lifts 10,803 lb (4,900 kg) at the lower-link ends.
| System | Closed centre, load sensingSource 1 |
|---|---|
| Pressure | 2,683 psi · 185 bar |
| Lift at ends | 10,803 lb · 4,900 kg |
| Rear PTO | Independent, engine-driven, 1000 rpm @ 1,978 engine rpmEngages under load |
| PTO shaft | 1 3/4"- 20 teilig |
Source · Traktorenlexikon, “John Deere 8120”
What transmission does an 8120 have?
Transmission specifications for the 8120 are below.
| Top speed | 24.9 mph · 40 km/h |
|---|
Source · Traktorenlexikon, “John Deere 8120”
How much does an 8120 weigh?
An 8120 weighs 18,109 lb (8,214 kg) unladen.
| Unladen weight | 18,109 lb · 8,214 kgtwo-wheel-drive version |
|---|---|
| Maximum permissible mass | 30,865 lb · 14,000 kg |
| Wheelbase | 123.2 in · 3,130 mmtwo-wheel-drive version |
| Length | 230.3 in · 5,850 mm |
| Width | 100.0 in · 2,540 mm |
| Height | 124.0 in · 3,150 mm |
| Ground clearance | 15.0 in · 380 mm |
| Front track | 60.0–88.0 in · 1,523–2,234 mm |
| Rear track | 60.0–130.6 in · 1,524–3,318 mm |
Source · Traktorenlexikon, “John Deere 8120”
How much fuel does an 8120 burn per hour?
Measured on OECD Test 2083 (tested as the 8120 (4 WD)), at each condition the laboratory recorded.
Cost per hour = fuel used per hour × your fuel price (per litre, or per US gallon for the gal/h figure).
| Test condition | Fuel per hour |
|---|---|
| Maximum PTO powerPTO 148.9 kW (199.7 hp) at 872 rpm | 39.69 L/h 10.48 gal/h |
| Rated engine speedPTO 128.4 kW (172.2 hp) at 1,010 rpm | 38.27 L/h 10.11 gal/h |
| Standard PTO speedPTO 128.4 kW (172.2 hp) at 1,010 rpm | 38.27 L/h 10.11 gal/h |
| 75% load, 50% load | Not on record for this test |
Source · OECD Test 2083
Which tractors compare with an 8120?
Within 10% of its 172.2 hp at the PTO (claimed), the same type, and first built within 15 years of it.
- Case-IH 7130 Magnum172.6 hp PTO, claimed · 1988–1993Side by side with the 8120 →
- VALMET 8750171.2 hp PTO, claimed · 1995–2000Side by side with the 8120 →
- Case-IH MX 180175.7 hp PTO, measured · 1999–2002Side by side with the 8120 →
- New Holland TM 190167.4 hp PTO, claimed · 2002–2007Side by side with the 8120 →
- Ford 8830166.4 hp PTO, claimed · 1989–1994Side by side with the 8120 →
- Renault Ares 836 RZ178.2 hp PTO, claimed · 2001–2005Side by side with the 8120 →
Everything else people ask
Is an 8120 two-wheel drive or four-wheel drive?
The John Deere 8120 was built in two-wheel drive (2WD) and four-wheel drive (4WD) versions, depending on configuration.
What PTO does an 8120 have?
An 8120 has a independent 1000 rpm rear PTO on a 1 3/4"- 20 teilig shaft.
Where this page comes from
Compiled from OECD tractor test report 2083; and Traktorenlexikon, “John Deere 8120”.
Sources
Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution
- OECD Code 2 test report 2/2 083: John Deere 8120 — Licence not stated by the publisher; facts cited, OECD-2083 · published 2003-09-23 · retrieved 2026-09-14. OECD. Original document
- OECD Code 2 test report 2/2 083: John Deere 8120 — Licence not stated by the publisher; facts cited, OECD-2083 · published 2003-09-23 · retrieved 2026-09-14. OECD. Original document
- Traktorenlexikon: John Deere 8120 — CC BY-SA 4.0, WIKIBOOKS-TL-9668 · revision 880785. Wikibooks contributors (Traktorenlexikon). Original document