• Rigid chassis
  • WhichTractor size: Utility
  • Not independently tested
  • 1991–1997

It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

Derived by WhichTractor from a sourced three-point linkage. How we decide what a machine is

AGCO-ALLIS 6690 Full specifications

S.L.H. 1000.4 AT four-cylinder diesel. The manufacturer claimed 88.8 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

88.8 hp

66.2 kW as stated by the source

Not independently tested

Claimed · standard not stated by the source

Source · Traktorenlexikon, “AGCO-Allis 6690”, claimed

Weight
6,856 lb
3-point lift
6,790 lb
Hyd. flow
9.5 gpm
Top speed
18.6–24.9 mph

AGCO-ALLIS 6690 specs: key facts

  • The AGCO-ALLIS 6690 was built from 1991 to 1997.

  • The AGCO-ALLIS 6690 has a claimed engine power (gross or net not stated) of 66.2 kW (88.8 hp); it has no measured PTO figure.

  • The AGCO-ALLIS 6690 was offered in two-wheel-drive and four-wheel-drive versions.

  • The AGCO-ALLIS 6690 has a S.L.H. 1000.4 AT engine, a 4-cylinder 4.00 L diesel unit.

  • The AGCO-ALLIS 6690 weighs 3,110 kg (6,856 lb) unladen.

  • The AGCO-ALLIS 6690 has an independent rear PTO running at 540/1000/540E/1000E rpm.

  • The three-point hitch of the AGCO-ALLIS 6690 lifts 3,080 kg (6,790 lb) at the lower-link ends.

  • The hydraulic pump of the AGCO-ALLIS 6690 delivers 35.8 L/min (9.5 gpm).

Source · Traktorenlexikon, “AGCO-Allis 6690”

How much horsepower does a 6690 have?

The only figure for the 6690 is 88.8 hp (66.2 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.

Engine, claimed (gross/net not stated)
88.8 hp

Source · Traktorenlexikon, “AGCO-Allis 6690”

What engine is in a 6690?

A 6690 has a S.L.H. 1000.4 AT, a 4-cylinder 4.00 L diesel engine.

Engine — 6690 engine specifications
Make & modelS.L.H. 1000.4 AT
Cylinders4, air-cooled
Displacement244.1 ci · 4.00 L
Max torque224 lb·ft · 304 N·m @ 1,355 rpm
InjectionDirect injection
Electrical system12 V

Source · Traktorenlexikon, “AGCO-Allis 6690”

How much will a 6690 lift, and what is its hydraulic flow?

A 6690 lifts 6,790 lb (3,080 kg) at the lower-link ends of its Category 2 three-point hitch.

Hydraulics & PTO — 6690 hydraulics and PTO specifications
SystemOpen centre
Pump flow9.5 gpm · 35.8 L/min
Pressure3,046 psi · 210 bar
Hitch categoryCategory 2
Lift at ends6,790 lb · 3,080 kg
Rear PTOIndependent, engine-driven, 540/1000/540E/1000E rpm @ 2,198 engine rpmEngages under load
PTO shaft1 3/8" - 6 splines and 1 3/4" - 20 parts

Source · Traktorenlexikon, “AGCO-Allis 6690”

What transmission does a 6690 have?

Transmission specifications for the 6690 are below.

Transmission — 6690 transmission specifications
ClutchPedal-operated dry Same double clutch type 12 inch
BrakesPedal-operated hydraulic wet disc brake acting on differential side shafts
Top speed18.6–24.9 mph · 30–40 km/hthe article lists alternatives

Source · Traktorenlexikon, “AGCO-Allis 6690”

How much does a 6690 weigh?

A 6690 weighs 6,856 lb (3,110 kg) unladen.

Weights & dimensions — 6690 weights and dimensions
Unladen weight6,856 lb · 3,110 kg4 WD: 3,380
Maximum permissible mass11,464 lb · 5,200 kg
Maximum front axle load3,527 lb · 1,600 kg
Maximum rear axle load8,378 lb · 3,800 kg
Wheelbase96.4 in · 2,449 mm4 WD: 2,357
Length161.2 in · 4,094 mm
Width82.4 in · 2,093 mm
Height111.2 in · 2,824 mm
Ground clearance17.3 in · 440 mm4 WD: 450
Front track55.1–78.7 in · 1,400–2,000 mm4 WD: 1,600-2,130
Rear track59.1–82.7 in · 1,500–2,100 mm
Turning radius, braked9.6 ft · 2.94 m4 WD: 2,940

Source · Traktorenlexikon, “AGCO-Allis 6690”

Which tractors compare with a 6690?

Within 10% of its 88.8 hp of claimed engine power, the same type, and first built within 15 years of it.

Everything else people ask

Is a 6690 two-wheel drive or four-wheel drive?

The AGCO-ALLIS 6690 was offered in two-wheel-drive and four-wheel-drive versions.

What PTO does a 6690 have?

A 6690 has a independent 540/1000/540E/1000E rpm rear PTO on a 1 3/8" - 6 splines and 1 3/4" - 20 parts shaft.

Where this page comes from

Compiled from Traktorenlexikon, “AGCO-Allis 6690”.

Last verified

Not yet verified

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: AGCO-Allis 6690CC BY-SA 4.0, WIKIBOOKS-TL-122653 · revision 1085984. Wikibooks contributors (Traktorenlexikon). Original document