Lawn Tractor · 1987Unverified
Deutz-Allis 1920 Ultima
Deutz-Allis 1920 Ultima — Ultima Series · 20 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
20 hp
Weight
395 kg
Hover a source tag to verify
Overview
DistributorDeutz-AllisReference
ManufacturerSimplicityReference
Garden tractorReference
Two-wheel driveReference
Final drivesspur gearReference
Power steeringReference
Drum brakesReference
Open operator station.Reference
Variants
SunStar 20similar Simplicity modelReference
Engine
20HP Kohler 770cc 2-cyl gasolineReference
Fuel tank16.1 LReference
Kohler M20Reference
gasolineReference
2-cylinderReference
air-cooled horizontal-shaft opposed-twinReference
Displacement46.98 ciReference
Bore/Stroke79 x 78 mmReference
Power (gross)14.9 kWReference
Air cleanerdry dual elementReference
Compression6.6:1Reference
Rated RPM3400Reference
Starter volts12Reference
Oil capacity1.7 LReference
SparkplugChampion RV15YCReference
Sparkplug gap0.635 mmReference
Transmission
hydrostaticReference
TransmissionSundstrand 15Reference
Typeshaft-driven hydrostaticReference
Gearsinfinite forward and reverse (2-range)Reference
Oil capacity5.7 LReference
Oil typeType F ATFReference
PTO & Hydraulics
Rear Type0Reference
Rear PTOindependentReference
ClutchelectricReference
Rear PTO Type2000Reference
Rear PTO Type3400Reference
Front PTOindependentReference
Front PTO TypepulleyReference
Dimensions
Wheelbase129 cmReference
Weight395 kgReference
Front tire16x6.50-8Reference
Rear tire23x10.5-12Reference
Ag front16-6.50x8Reference
Ag rear23-10.5-12Reference
Lawn/turf front16x6.50-8Reference
Lawn/turf rear23x10.5-12Reference
Length198 cmReference
Width97 cmReference
Height (steering wheel)119 cmReference
Deutz-Allis 1920 attachments
42" mid-mount mower deckReference
48" mid-mount mower deckReference
60" mid-mount mower deckReference
snowblowerReference
bladeReference
front-end loaderReference
Electrical
GroundnegativeReference
Charging systemflywheel alternatorReference
Charging amps15Reference
Battery volts12Reference
Attachment overview
42" mid-mount mower deckReference
48" mid-mount mower deckReference
60" mid-mount mower deckReference
SnowblowerReference
BladeReference
Front-end loaderReference
A 38-inch tiller was available. The tiller required a rear lift kit and rear PTO. Tiller required the appropriate gear box for the PTO (2000 or 3400 RPM).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.