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Backhoe Loader · 1966Unverified

Allis Chalmers 615

Name: Allis Chalmers 615
Brand: Allis Chalmers

Allis Chalmers 615 — Backhoe loader tractor · 57 hp. Reference specifications; pending source verification.

The Allis Chalmers 615 is a backhoe loader with a rated power output of 57 hp, a mid-range figure for its class. It was manufactured from 1966 to 1974. Key features include a 4-cylinder diesel liquid-cooled engine, paired with two-wheel drive and a 4-speed gearbox, suitable for operations on up to 200 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

57 hp

Catalogue coverage

Variants represented

Richest spec table

97 rows

Recorded power

57 hp

Transmissions

4-speed power shuttle

Production years

1966-1974

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerAllis ChalmersReference

Backhoe loader tractorReference

Built in Topeka, Kansas, USAReference

Two-wheel driveReference

Final drivesbull gearReference

Power steeringReference

Mechanical drum brakesReference

Open operator station.Reference

Variants

615industrialReference

615TLBbackhoe-loaderReference

Engine

Allis-Chalmers 2.6L 4-cyl gasolineReference

Allis-Chalmers 2.9L 4-cyl dieselReference

Allis-Chalmers 3.3L 4-cyl dieselReference

Fuel tank60.6 LReference

Engine42.5 kWReference

Allis-ChalmersReference

gasolineReference

4-cylinderReference

liquid-cooledReference

Displacement2.6 LReference

Bore/Stroke92 x 92 mmReference

Power42.4 kWReference

Compression8:1Reference

Rated RPM2000Reference

Torque208.8 NmReference

Torque RPM1624Reference

Starter volts12Reference

Oil capacity3.8 LReference

Coolant capacity9.5 LReference

SparkplugACDelco C-45Reference

SparkplugChampion J-7Reference

SparkplugAuto-Lite A-5Reference

Sparkplug gap0.584 mmReference

Point gap0.559 mmReference

Intake valve clearance0.229 mmReference

Exhaust valve clearance0.381 mmReference

dieselReference

The 175 diesel engine was used in the Allis-Chalmers 615 from the start of production until serial number 5001, likely in mid-1966.Reference

Displacement2.9 LReference

Bore/Stroke90 x 111 mmReference

Power32.8 kWReference

Compression15.5:1Reference

Allis-Chalmers D2200Reference

The Allis-Chalmers 615 received the 200 diesel engine at serial number 5001.Reference

Displacement3.3 LReference

Bore/Stroke98 x 105 mmReference

Power42.5 kWReference

Compression16.25:1Reference

Idle RPM650-2200Reference

Torque207.5 NmReference

Torque RPM1750Reference

Firing order1-2-3-4Reference

Oil capacity8.5 LReference

Coolant capacity12.8 LReference

Intake valve clearance0.381 mmReference

Exhaust valve clearance0.381 mmReference

Transmission

4-speed power shuttleReference

4-speed gearReference

Typepower shuttleReference

Gears4 forward and reverseReference

Clutchwet disc (shuttle)Reference

Clutchdry disc (engine)Reference

TypegearReference

Gears4 forward and 1 reverseReference

Clutchdry discReference

PTO & Hydraulics

Typeopen centerReference

Pressure155.1 barReference

Pump flow90.8 lpmReference

Steering flow18.0 lpmReference

Steering flow19.9 lpmReference

Rear PTO Type540Reference

Rear PTO Type1000Reference

Dimensions

Wheelbase220 cmReference

Ag front7.50x16Reference

Ag rear16.9x24Reference

Front tread129/138 cmReference

Rear tread157/183 cmReference

Steering wheel160 cmReference

Backhoe & Loader

Dig depth444 cmReference

615 Serial Numbers

Location:Serial number engraved into the left side of the tractor, on the flange where the clutch and engine meet.Reference

Electrical

Gas GroundpositiveReference

Diesel GroundnegativeReference

Charging systemgeneratorReference

Battery volts12Reference

Attachment overview

Front-end loaderReference

BackhoeReference

Allis Chalmers Backhoe

Backhoe typeAllis Chalmers BackhoeReference

Digging depth444 cmReference

2-Foot flat digging depth426 cmReference

Reach from pivot523 cmReference

Loading height279 cmReference

Bucket Rotation195°Reference

Swing Arc185°Reference

Dipperstick force4626 kgReference

Allis Chalmers 615 Height

Hood144 cmReference

Exhaust200 cmReference

Speeds

With 14.9x24 R4 rear tires.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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