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JCB Fastrac 1125

The JCB Fastrac 1125 is a tractor produced by Jcb. It is equipped with a 365.2 ci 6.0 L engine. The listed engine power is Diesel (listed): 139 hp / 103.7 kW. Transmission: 36 forward and 12 reverse. Drive type: 4x4 4WD. Operating weight: 12897 lbs*Tractor with 480/70R28 tires and front hitch and PTO. 5850 kg.

Engine Power
Diesel (listed): 139 hp / 103.7 kW
Drive & Traction
4x4 4WD
Fuel & Capacities
58.1 gal 219.9 L
Transmission
36 forward and 12 reverse
Operating Weight
12897 lbs*Tractor with 480/70R28 tires and front hitch and PTO. 5850 kg

Overview

JCB Fastrac 1125 tractor photo
1997 - 1998 Four-wheel Drive (4WD) tractor
Production
Manufacturer
JCB
Four-wheel Drive (4WD) tractor
JCB Fastrac 1125 Engine
Perkins 6.0L 6-cyl diesel
Engine details ...
JCB Fastrac 1125 Transmission
36-speed synchromesh
Transmission details ...
JCB Fastrac 1125 Power
Engine
139 hp 103.7 kW
PTO (claimed)
112 hp 83.5 kW
Mechanical
Drive
4x4 4WD
Steering
hydrostatic power
Pneumatic dry disc brakes
Cab standard with air conditioning.
Capacity
Fuel
58.1 gal 219.9 L
Hydraulic system
19.8 gal 74.9 L
Hydraulics
Capacity
19.8 gal 74.9 L
Pressure
3046 psi 210.0 bar
Valves
2 or 3
Pump flow
19.6 gpm 74.2 lpm
24.3 gpmOptOptional 92.0 lpm
Total flow
19.6 gpm 74.2 lpm
Tractor hitch
Rear Type
II
III OptOptional
Rear lift
11574 lbs 5249 kg
Front Hitch
II OptOptional
Front lift
5625 lbs 2551 kg
Power Take-off (PTO)
Rear PTO
independent
Rear PTO Type
540/1000 (1.375)
Engine RPM
540@1894
1000@2088
Front PTO
independent
Front PTO Type
540/1000 (1.375)
Dimensions & Tires
Wheelbase
110 inches 279 cm
Weight
12897 lbs 5850 kg
Front tire
480/70R28
Rear tire
480/70R28
Full dimensions and tires ...
Electrical
Ground
negative
Charging system
alternator
Charging amps
85
Battery volts
12
Battery AH
83

Engine

Engine Detail — 365.2 ci / 6.0 L Diesel

Manufacturer
Perkins 1000-6 HR2
Configuration
turbocharged diesel, 6-cylinder, liquid-cooled
Displacement
365.2 ci 6.0 L
Bore/Stroke
3.937x5.00 inches 100 x 127 mm
Power
139 hp 103.7 kW
Rated RPM
2300
Torque
430.0 lb-ft 583.1 Nm
Torque RPM
1400
Starter volts
12

Transmission

Transmission — 36 forward and 12 reverse synchromesh

Type
synchromesh
Gears
36 forward and 12 reverse
Clutch
350mm ceramic disc
Six gears (1-6) in three ranges (low, medium, high) plus reverse range. Two-speed electro-hydraulic power shift.

Dimensions

JCB Fastrac 1125 Tires
Ag front
480/70R28
Ag rear
480/70R28
Dimensions
Wheelbase
110 inches 279 cm
Length
203.1 inches 515 cm
Width
91 inches 231 cm
Height (cab)
110 inches 279 cm
Weight
12897 lbs*Tractor with 480/70R28 tires and front hitch and PTO. 5850 kg
Ground clearance
18 inches 45 cm
Front tread
72 inches 182 cm
Rear tread
72 inches 182 cm

Photos

JCB Fastrac 1125, right side.

JCB Fastrac 1125, right side.

JCB Fastrac 1125, front view.

JCB Fastrac 1125, front view.

Recommended Implements & Sizing Guide

Engineering recommendations for Jcb Fastrac 1125 based on its 139 HP power envelope and ASAE agricultural standards.

Implement & OperationRecommended SizeWorkload RatingEngineering Notes
Moldboard PlowPrimary Tillage
4 to 5 Bottom (16-18")4 - 5 铧 (40-45 cm)Heavy DutyHeavy primary tillage; semi-mounted hitch recommended.
Rotary Cutter / MowerMowing & Clearing
10 to 12 ft Flex-Wing3.0 - 3.6 m 折叠双翼Heavy DutyWide swath pasture and crop residue shredding.
Rotary TillerSeedbed Prep
90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机Commercial / Field ScaleDeep 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 ScaleWide 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 DutyHigh 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 Jcb Fastrac 1125.

Estimated Continuous Field Runtime: 8 hrs

Approximately 8 hours of continuous field operation at ~75% rated power on a full tank (58.1 gal / 219.9 L).

Estimated 75% Load Fuel Burn~7.2 gal/hr (27.4 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

Jcb Fastrac 1125 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Jcb Fastrac 1125.

Converted Equivalents:

Horsepower (HP)139 hp
Kilowatts (kW)103.7 kW
Metric Horsepower (PS / CV)140.9 PS

Direct Competitor Comparison

Compare JCB Fastrac 1125 against same-era industry alternatives in the same horsepower class.

Current Model
Jcb

JCB Fastrac 1125

Engine Power:Diesel (listed): 139 hp / 103.7 kW
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DeereMarket Competitor

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Engine Power:126.1
Production Years:1988 - 1992
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