Caterpillar D6C SA Special Application
The Caterpillar D6C SA Special Application is a tractor produced by Caterpillar. It is equipped with a 638 ci 10.5 L engine. The listed engine power is Diesel (listed): 140 hp / 104.4 kW. Transmission: 6 forward and 4 reverse. Drive type: crawler. Operating weight: 26100 lbs 11838 kg.
Engine Power
Diesel (listed): 140 hp / 104.4 kW
Drive & Traction
crawler
Fuel & Capacities
115 gal
435.3 L
Transmission
6 forward and 4 reverse
Operating Weight
26100 lbs
11838 kg
Overview
 | 1970 - 1976
Agricultural Crawler tractor |
|---|
Production | |
|---|---|
Manufacturer | Caterpillar |
Agricultural Crawler tractor | |
Caterpillar D6C SA Engine | |
|---|---|
Caterpillar 10.5L 6-cyl diesel | |
Fuel tank | 115 gal
435.3 L |
Engine details ...  | |
Caterpillar D6C SA Transmission | |
|---|---|
6-speed gear | |
Transmission details ...  |
Caterpillar D6C SA Power | |
|---|---|
Engine | 140 hp
104.4 kW |
Drawbar (claimed) | 125 hp
93.2 kW |
Mechanical | |
|---|---|
Drive | crawler |
Open operator station. Four-post canopy available. | |
Hydraulics | |
|---|---|
Type | open center |
Pressure | 2000 psi
137.9 bar |
Pump flow | 22.2 gpm
84.0 lpm |
Dimensions & Tracks | |
|---|---|
Weight | 26100 lbs
11838 kg |
20-inch tracks | |
Full dimensions and tracks ...  | |
Electrical | |
|---|---|
Charging system | alternator |
Charging amps | 50 |
Batteries | 2 |
Battery volts | 12 |
References | |
|---|---|
 | |
D4 - D5 - D6 Special Application Tractors published in 1972, by Caterpillar | |
A guide to better fuel management published in 1973, by Caterpillar | |
D6C Special Application published in 1970, by Caterpillar |
Engine
Engine Detail — 638 ci / 10.5 L Diesel
Manufacturer | Caterpillar 3306 |
Fuel Type | Diesel |
Configuration | 6-cylinder, liquid-cooled inline |
Displacement | 638 ci
10.5 L |
Bore/Stroke | 4.75x6.00 inches
121 x 152 mm |
Power | 140 hp
104.4 kW |
Rated RPM | 2000 |
Starter | electric |
Starter volts | 24 |
Oil capacity | 29 qts
27.4 L |
Coolant capacity | 40 qts
37.9 L |
Transmission
Transmission — 6 forward and 4 reverse gear
Type | gear |
Gears | 6 forward and 4 reverse |
Oil capacity | 104 qts
98.4 L |
 | |
Dimensions
Caterpillar D6C SA Tracks | |
|---|---|
Width | 20 inches
50 cm |
Length on ground | 93 inches
236 cm |
Area on ground | 3730 in²
2.4 m² |
Width | 22 inches
55 cm |
Width | 24 inches
60 cm |
Width | 26 inches
66 cm |
Dimensions | |
|---|---|
Length | 156 inches
396 cm |
Width | 94 inches
238 cm |
Height (exhaust) | 105 inches
266 cm |
Shipping weight | 26100 lbs
11838 kg |
Gauge | 74 inches
187 cm |
Photos
Caterpillar D6C Special Application farming crawler.
Recommended Implements & Sizing Guide
Engineering recommendations for Caterpillar D6C SA Special Application based on its 140 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 5 to 7 Bottom (18")5 - 7 铧 (45 cm) | Commercial / Field Scale | Large acreage tillage; requires front ballast weights. |
Rotary Cutter / MowerMowing & Clearing | 10 to 12 ft Flex-Wing3.0 - 3.6 m 折叠双翼 | Heavy Duty | Wide swath pasture and crop residue shredding. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 15 to 22 ft Folding Disc4.5 - 6.7 m 折叠式圆盘耙 | Commercial / Field Scale | Wide commercial field leveling; requires hydraulic remotes. |
Hay BalerHay & Forage | 5x6 Round Baler or 3x3 Mid Square1.5x1.8 m 大圆捆或中型方捆机 | Heavy Duty | High density baling; requires minimum 85 PTO HP. |
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 Caterpillar D6C SA Special Application.
Estimated Continuous Field Runtime: 15.8 hrs
Approximately 15.8 hours of continuous field operation at ~75% rated power on a full tank (115 gal / 435.3 L).
Estimated 75% Load Fuel Burn~7.3 gal/hr (27.6 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
Caterpillar D6C SA Special Application Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Caterpillar D6C SA Special Application.
Converted Equivalents:
Horsepower (HP)140 hp
Kilowatts (kW)104.4 kW
Metric Horsepower (PS / CV)141.9 PS
Direct Competitor Comparison
Compare Caterpillar D6C SA Special Application against same-era industry alternatives in the same horsepower class.
Current Model
Caterpillar
Caterpillar D6C SA Special Application
Engine Power:Diesel (listed): 140 hp / 104.4 kW
★ Baseline Reference
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