- WhichTractor size: Utility
- Lab tested ×1
- 2005–2007
WhichTractor size, not the maker’s category
Claas Ares 657 ATZ Hydraulics & PTO specifications
14 hydraulics and PTO values on record for the Ares 657 ATZ.
Engine power, claimed · gross or net not stated
123.2 hp
91.9 kW as stated by the source
Not independently tested
Claimed · standard not stated by the source
Source · Traktorenlexikon, “Claas Ares 657 ATZ”, claimed
What hydraulics does an Ares 657 ATZ have?
Hydraulic and hitch specifications for the Ares 657 ATZ are below.
| Hydraulic pressure | 2,901 psi · 200 bar |
|---|---|
| Lift capacity 610 mm behind ends | 9,017 lb · 4,090 kg |
| Front hitch available | Yes |
Source · Traktorenlexikon, “Claas Ares 657 ATZ”
What PTO does an Ares 657 ATZ have?
An Ares 657 ATZ has a 540/1000 rpm rear PTO.
| Rear PTO speeds | 540/1000 rpm |
|---|---|
| Rear PTO shaft | 34.9 mm, 6 splines / 34.9 mm, 21 splines |
Source · OECD test report 2294, 2005
How much power does an Ares 657 ATZ deliver at the PTO?
On OECD Test 2294, the Ares 657 ATZ delivered 114.0 hp (85.0 kW) at the PTO shaft, at maximum power.
| PTO power, at maximum power | 114.0 hp · 85.0 kWAt 975 PTO rpmAt 1,950 engine rpm |
|---|---|
| PTO power, at rated engine speed | 105.5 hp · 78.7 kWAt 1,100 PTO rpmAt 2,200 engine rpm |
| PTO power, at standard PTO speed | 113.6 hp · 84.7 kWAt 1,000 PTO rpmAt 2,000 engine rpm |
| PTO shaft speed, at maximum power | 975 rpm |
| PTO shaft speed, at rated engine speed | 1,100 rpm |
| PTO shaft speed, at standard PTO speed | 1,000 rpm |
| Hydraulic power, at maximum power | 18.0 hp · 13.4 kW |
| Hydraulic pump delivery, at maximum power | 13.0 gpm · 49.1 L/min |
| Three-point lift force | 10,004 lbf · 44.5 kN |
Source · OECD test report 2294, 2005
Where this page comes from
14 hydraulics and PTO values from Traktorenlexikon, “Claas Ares 657 ATZ”; and OECD test report 2294, 2005.
Sources
Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution
- OECD Code 2 test report 2/2 294: Claas Ares 657 ATZ — Licence not stated by the publisher; facts cited, OECD-2294 · published 2005-11-29 · retrieved 2026-09-14. OECD; testing station Cemagref, Antony, France. Original document
- Traktorenlexikon: Claas Ares 657 ATZ — CC BY-SA 4.0, WIKIBOOKS-TL-103023 · revision 1042128. Wikibooks contributors (Traktorenlexikon). Original document