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Lawn Tractor · 1975Unverified

John Deere 400

Name: John Deere 400
Brand: John Deere

John Deere 400 — 400 Series · 20 hp. Reference specifications; pending source verification.

The John Deere 400 is a lawn tractor model with a rated output of 20 hp, positioning it among the higher-powered machines in its class. Produced from 1975 to 1983, this model features a 2-cylinder petrol air-cooled engine, which drives through a two-wheel drive system with hydrostatic transmission. Its listed weight is 442 kg, and it is designed for use on areas up to 200 acres.

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

Rated power

20 hp

Weight

442 kg

Catalogue coverage

Variants represented

Richest spec table

110 rows

Recorded power

20 hp

Recorded weight

442 kg

Transmissions

hydrostatic

Production years

1975-1983

Verified variants

1 linked source document displayed

Hover a source tag to verify

Overview

ManufacturerJohn DeereReference

Garden tractorReference

Built in Horicon, Wisconsin, USAReference

Two-wheel driveReference

Power steeringReference

Mechanical shoe brakesReference

Open operator station.Reference

Engine

19.9HP Kohler 879cc 2-cyl gasolineReference

Kohler K532AQSReference

gasolineReference

2-cylinderReference

air-cooled horizontal-shaft opposed-twinReference

Displacement53.67 ciReference

Bore/Stroke86 x 76 mmReference

Power (gross)14.8 kWReference

Air cleanerdryReference

Rated RPM3500Reference

Starter volts12Reference

Oil capacity2.8 LReference

Oil change50 hReference

Fuel TypeDieselReference

No of Cylinders4-cylinder || 4-cylinderReference

Rated engine speed2,500 RPMReference

Engine torque at rated speed65.8 kgReference

Bore and stroke3.875x4.31 inchesReference

Compression ratio16.7:1 || 7.5:1Reference

Cooling systemliquid-cooled || liquid-cooledReference

Transmission

hydrostaticReference

TransmissionSundstrandReference

Typeshaft-driven hydrostaticReference

Gearsinfinite forward and reverse (2-range)Reference

Oil capacity5.2 LReference

Oil typeLow-Viscosity Hy-GardReference

Oil change500 hReference

1ThrottleReference

2Forward/ReverseReference

3BrakesReference

4Range shiftReference

5Parking brakeReference

forward and reverse options8 forward and 4 reverse || 8 forward and 4 reverseReference

Capacities

Fuel17.0 LReference

Fuel tank73.8 LReference

PTO & Hydraulics

Hydraulic system5.2 LReference

Capacity5.2 LReference

Front valves2Reference

Rear Type0Reference

Rear PTOindependentReference

ClutchmechanicalReference

Rear PTO Typedrilled shaftReference

Engine RPM840@3500Reference

Front PTOindependentReference

Front PTO Type2100Reference

Dimensions

Wheelbase132 cmReference

Weight442 kgReference

Front tire18x8.50-8Reference

Rear tire26x12.00-12Reference

Weight113 kgReference

Weight226 kgReference

Lawn/turf front18x8.50-8Reference

Lawn/turf rear26x12.00-12Reference

Length193 cmReference

Width124 cmReference

Height111 cmReference

John Deere 400 attachments

60" mid-mount mower deckReference

snowblowerReference

bladeReference

front-end loaderReference

backhoeReference

400 Serial Number Location

Serial number plate below the steering column on the John Deere 400.Reference

400 Serial Numbers

197530001Reference

197655001Reference

197770001Reference

197880001Reference

197995001Reference

1980120001Reference

1981155001Reference

1982190001Reference

FAQ: How to read a serial number table.Reference

Electrical

GroundnegativeReference

Battery volts12Reference

Questions

We are looking for the solenoid that makes the garden tractor work. The part number we have is: AM 35712. We believe this is the correct part. AM 35712 is the solenoid that controls the throttle plate. AM53945 is the solenoid for the starter.Reference

Attachment overview

60" mid-mount mower deckReference

SnowblowerReference

BladeReference

Front-end loaderReference

BackhoeReference

The 400 was compatible with the John Deere model 35 three-point mounted tiller.Reference

60" Mower deck

Typemid-mount John Deere 60Reference

Type3-blade with hydraulic liftReference

Cutting width152 cmReference

DriveshaftReference

Overall width184 cmReference

Cut height3 to 17 cmReference

John Deere 430 Backhoe

Backhoe typeJohn Deere 430 BackhoeReference

Transport height182 cmReference

Bucket width20 cmReference

Bucket width33 cmReference

Digging depth182 cmReference

Reach from pivot274 cmReference

Loading height125 cmReference

Swing Arc135°Reference

Bucket force1360 kgReference

Dipperstick force707 kgReference

General

Make & ModelJohn DeereReference

Hydraulics

Hydraulics Typeclosed centerReference

Maximum operating pressure2,250 psiReference

Remote Valves1 or 2Reference

Dimensions & weight

Ground Clearance33.7 cmReference

Front axle clearance45.7 cmReference

Steering & brakes

Steering typemanual, powerReference

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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