Sears GT-11/4 502.25701
The Sears GT-11/4 502.25701 is a tractor produced by Sears Lawn Tractors. It is equipped with a 399 cc 24.4 ci engine. The listed engine power is Gasoline (gross): 11 hp / 8.2 kW. Transmission: 4 forward and 1 reverse. Operating weight: 475 lbs 215 kg.
Engine Power
Gasoline (gross): 11 hp / 8.2 kW
Fuel & Capacities
3 gal
11.4 L
Transmission
4 forward and 1 reverse
Operating Weight
475 lbs
215 kg
Overview
![]() | 1978
Garden tractorMurray built
Garden tractor
Murray built |
|---|
Production | |
|---|---|
Distributor | Sears |
Manufacturer | Murray |
Garden tractor | |
Original price was $989 in 1978 | |
Variants | |
|---|---|
GT-11/4 | Murray built 4-speed |
GT-11/V | Roper built vari-drive |
4169 | similar Murray model |
Sears GT-11/4 Engine | |
|---|---|
11HP Briggs & Stratton 399cc 1-cyl gasoline | |
Fuel tank | 3 gal
11.4 L |
Engine details ... | |
Sears GT-11/4 Transmission | |
|---|---|
4-speed gear | |
Transmission details ... |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Open operator station. |
Dimensions & Tires | |
|---|---|
Weight | 475 lbs
215 kg |
Front tire | 16x5.50 |
Rear tire | 22x7.50-12 |
Full dimensions and tires ... | |
Electrical | |
|---|---|
Ground | negative |
Battery volts | 12 |
References | |
|---|---|
![]() | |
Spring/Summer Catalog published in 1978, by Sears |
Engine
Engine Detail — 399 cc / 24.4 ci Gasoline
Manufacturer | Briggs & Stratton 252707 |
Fuel Type | Gasoline |
Configuration | 1-cylinder, air-cooled vertical-shaft |
Displacement | 399 cc
24.4 ci |
Bore/Stroke | 3.4375x2.625 inches
87 x 67 mm |
Power (gross) | 11 hp
8.2 kW |
Starter | electric |
Starter volts | 12 |
Transmission
Transmission — 4 forward and 1 reverse belt-driven gear
Type | belt-driven gear |
Gears | 4 forward and 1 reverse |
Dimensions
Sears GT-11/4 Tires | |
|---|---|
Lawn/turf front | 16x5.50 |
Lawn/turf rear | 22x7.50-12 |
Dimensions | |
|---|---|
Length | 67 inches
170 cm |
Width | 37 inches
93 cm |
Height | 41 inches
104 cm |
Shipping weight | 475 lbs
215 kg |
Attachments
Attachment overview | |
|---|---|
36" mid-mount mower deck | |
42" mid-mount mower deck | |
Garden tractors are capable of using tillers, plows, or other ground-engaging attachments. TractorData does not list details of these attachments. |
Photos
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Sears Lawn Tractors Sears GT-11/4 502.25701.
Estimated Continuous Field Runtime: 5.2 hrs
Approximately 5.2 hours of continuous field operation at ~75% rated power on a full tank (3 gal / 11.4 L).
Estimated 75% Load Fuel Burn~0.6 gal/hr (2.2 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
Sears Lawn Tractors Sears GT-11/4 502.25701 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Sears Lawn Tractors Sears GT-11/4 502.25701.
Converted Equivalents:
Horsepower (HP)11 hp
Kilowatts (kW)8.2 kW
Metric Horsepower (PS / CV)11.2 PS
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