White Yard Boss GT-2055
The White Yard Boss GT-2055 is a tractor produced by White Lawn Tractors. It is equipped with a 568 cc 34.7 ci engine. The listed engine power is Gasoline (gross): 20 hp / 14.9 kW. Transmission: Eaton M11. Operating weight: 916 lbs 415 kg.
Engine Power
Gasoline (gross): 20 hp / 14.9 kW
Fuel & Capacities
3.5 gal
13.2 L
Transmission
Eaton M11
Operating Weight
916 lbs
415 kg
Overview
 | 1996 - 1999
GT SeriesGarden tractor
GT Series
Garden tractor |
|---|
Production | |
|---|---|
Manufacturer | White (a part of MTD) |
Garden tractor | |
White GT-2055 Engine | |
|---|---|
20HP Briggs & Stratton 568cc 2-cyl gasoline | |
Fuel tank | 3.5 gal
13.2 L |
Engine details ...  | |
White GT-2055 Transmission | |
|---|---|
hydrostatic | |
Transmission details ...  |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Disc brakes | |
Open operator station. |
Tractor hitch | |
|---|---|
Rear Type | 0 |
Power Take-off (PTO) | |
|---|---|
Front PTO | independent |
Clutch | manual |
Dimensions & Tires | |
|---|---|
Wheelbase | 53 inches
134 cm |
Weight | 916 lbs
415 kg |
Front tire | 18x6.50 |
Rear tire | 27x.9.50 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Battery CCA | 275 |
Battery volts | 12 |
References | |
|---|---|
 | |
Operator's Manual GT-1855 GT-2055 Hydrostatic Garden Tractors (770-8794) | |
Lawn Tractors - Garden Tractors - Zero-Turn Mowers published in 1997, by White | |
Tractors published in 1998, by White | |
Lawn and Garden Tractors published in 2000, by White |
Engine
Engine Detail — 568 cc / 34.7 ci Gasoline
Fuel Type | Gasoline |
Configuration | 2-cylinder, air-cooled horizontal-shaft V-Twin |
Briggs & Stratton Vanguard 351400 | |
Displacement | 568 cc
34.7 ci |
Bore/Stroke | 2.83x2.76 inches
72 x 70 mm |
Power (gross) | 20 hp
14.9 kW |
Rated RPM | 3600 |
Torque | 29.3 lb-ft
39.7 Nm |
Torque RPM | 2400 |
Starter | electric |
Starter volts | 12 |
Sparkplug gap | 0.030 inches
0.762 mm |
Point gap | 0.010 inches
0.254 mm |
Intake valve clearance | 0.005 inches (cold)
0.127 mm |
Exhaust valve clearance | 0.005 inches (cold)
0.127 mm |
Transmission
Transmission — Eaton M11
Transmission | Eaton M11 |
Type | shaft-driven hydrostatic |
Gears | infinite forward and reverse (2-range) |
Oil change | 100 h |
Eaton hydrostatic unit with Peerless 2500 transaxle. | |
 | |
Dimensions
White GT-2055 Tires | |
|---|---|
Lawn/turf front | 18x6.50 |
Lawn/turf rear | 27x.9.50 |
Dimensions | |
|---|---|
Wheelbase | 53 inches
134 cm |
Length | 75 inches
190 cm |
Width | 62 inches
157 cm |
Height (steering wheel) | 44 inches
111 cm |
Shipping weight | 916 lbs
415 kg |
Ground clearance | 9 inches
22 cm |
Attachments
Attachment overview | |
|---|---|
50" mid-mount mower deck | |
60" mid-mount mower deck | |
Snowblower | |
Blade | |
The 190-960 three-point mounted tiller was advertised for the GT-2055. The 960 was powered by its own 8 HP Briggs engine. |
Photos
White Yard Boss GT-2055
White Yard Boss GT-2055
Recommended Implements & Sizing Guide
Engineering recommendations for White Lawn Tractors White Yard Boss GT-2055 based on its 20 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 1 to 2 Bottom (12")1 - 2 铧 (30 cm) | Light Duty | Ideal for garden plots and light sandy soil. |
Rotary Cutter / MowerMowing & Clearing | 4 ft (48 in)1.2 m | Light Duty | Pasture clipping and light brush under 1" diameter. |
Rotary TillerSeedbed Prep | 42 to 48 in105 - 120 cm | Light Duty | Covers compact tractor tire width. |
Disc HarrowSecondary Tillage | 5 to 6 ft (16-18" discs)1.5 - 1.8 m (40-45 cm 耙片) | Light Duty | Small acreage soil break-up and secondary aeration. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for White Lawn Tractors White Yard Boss GT-2055.
Estimated Continuous Field Runtime: 3.4 hrs
Approximately 3.4 hours of continuous field operation at ~75% rated power on a full tank (3.5 gal / 13.2 L).
Estimated 75% Load Fuel Burn~1 gal/hr (3.9 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
White Lawn Tractors White Yard Boss GT-2055 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for White Lawn Tractors White Yard Boss GT-2055.
Converted Equivalents:
Horsepower (HP)20 hp
Kilowatts (kW)14.9 kW
Metric Horsepower (PS / CV)20.3 PS
Direct Competitor Comparison
Compare White Yard Boss GT-2055 against same-era industry alternatives in the same horsepower class.
Current Model
White Lawn Tractors
White Yard Boss GT-2055
Engine Power:Gasoline (gross): 20 hp / 14.9 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester 184 Lo-Boy
Engine Power:18
Production Years:1977 - 1980
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