New Holland 7810S

The New Holland 7810S is a tractor produced by New Holland. It is equipped with a 401 ci 6.6 L engine. The listed engine power is Diesel (listed): 100 hp / 74.6 kW. Transmission: Dual Power. Operating weight: 7721 to 8361 pounds.

Engine Power

Diesel (listed): 100 hp / 74.6 kW

Fuel & Capacities

21.5 gal 81.4 L

Transmission

Dual Power

Operating Weight

7721 to 8361 pounds

Overview

	1994 - 2003 10S SeriesUtility tractor 10S Series Utility tractor

Series map: 7610S7810S801095.0hp100.0hp106.7hp7810S↓ 1994-1998Estimated engine power for comparison only.

Note: the New Holland model 7810S is the same as the Ford 7810S. The following data is from the 7810S listing.

Production
Manufacturer	New Holland
Utility tractor
Built in Queretaro, Mexico
Original price	$33,000 (1998)

New Holland 7810S Engine
Ford 6.6L 6-cyl diesel
Fuel tank	21.5 gal 81.4 L
	13.2 gal (aux. tank) 50.0 L
Engine details ...

New Holland 7810S Power
Engine	100 hp 74.6 kW
PTO (claimed)	90 hp 67.1 kW

Mechanical
Two- or four-wheel drive
Steering	hydrostatic power
Wet disc brakes
Two-post ROPS.

Hydraulics
Type	gear pump
Pressure	2500 psi 172.4 bar
Valves	2
Pump flow	9.7 gpm 36.7 lpm

Tractor hitch
Rear Type	II
Rear lift	4040 lbs 1832 kg

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540/100

Dimensions & Tires
2WD Wheelbase	97.8 inches 248 cm
4WD Wheelbase	99.1 inches 251 cm
Weight	7721 to 8361 pounds
Front tire	10.00-16
Rear tire	18.4-34
Full dimensions and tires ...

Electrical
Ground	negative
Battery volts	12

References

10S Series 66 to 90 PTO hp Tractors published in 1995, by Ford
Product Manual 5610S, 6610S, 7610S and 7810S published in 1997, by New Holland

Engine

Series map: 7610S7810S801095.0hp100.0hp106.7hp7810S↓ 1994-1998Estimated engine power for comparison only.

Note: the New Holland model 7810S is the same as the Ford 7810S. The following data is from the 7810S listing.

Engine Detail — 401 ci / 6.6 L Diesel

Manufacturer	Ford
Fuel Type	Diesel
Configuration	6-cylinder, liquid-cooled
Displacement	401 ci 6.6 L
Bore/Stroke	4.40x4.40 inches 112 x 112 mm
Power	100 hp 74.6 kW
Compression	17.5:1
Rated RPM	2100
Starter volts	12
Oil capacity	22 qts 20.8 L
Coolant capacity	17 qts 16.1 L

Transmission

Series map: 7610S7810S801095.0hp100.0hp106.7hp7810S↓ 1994-1998Estimated engine power for comparison only.

Note: the New Holland model 7810S is the same as the Ford 7810S. The following data is from the 7810S listing.

Transmission options
8-speed unsynchronized gear
16-speed two-speed power shift

Transmission — 8 forward and 2 reverse unsynchronized gear

Type	unsynchronized gear
Gears	8 forward and 2 reverse
Four gears, plus reverse, in two ranges. Tractor must be stopped, and clutch used, before shifting gear or range.

Transmission — Dual Power

Transmission	Dual Power
Type	two-speed power shift
Gears	16 forward and 4 reverse

Dimensions

Series map: 7610S7810S801095.0hp100.0hp106.7hp7810S↓ 1994-1998Estimated engine power for comparison only.

Note: the New Holland model 7810S is the same as the Ford 7810S. The following data is from the 7810S listing.

New Holland 7810S Tires
Ag front	10.00-16
Ag rear	18.4-34

Dimensions
2WD Wheelbase	97.8 inches 248 cm
4WD Wheelbase	99.1 inches 251 cm
2WD Length	155.5 inches 394 cm
4WD Length	163.4 inches 415 cm
Height (ROPS)	95.9 inches 243 cm
2WD Weight	7721 lbs 3502 kg
4WD Weight	8361 lbs 3792 kg
2WD Ground clearance	18.4 inches 46 cm
4WD Ground clearance	17.8 inches 45 cm

Photos

New Holland 7810S tractor photo

Recommended Implements & Sizing Guide

Engineering recommendations for New Holland 7810S based on its 100 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	4 to 5 Bottom (16-18")4 - 5 铧 (40-45 cm)	Heavy Duty	Heavy 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 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	10 to 14 ft Tandem / Offset3.0 - 4.2 m 重型交错耙	Heavy Duty	Aggressive residue cutting in corn/cotton stubble.
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 New Holland 7810S.

Estimated Continuous Field Runtime: 4.1 hrs

Approximately 4.1 hours of continuous field operation at ~75% rated power on a full tank (21.5 gal / 81.4 L).

Estimated 75% Load Fuel Burn~5.2 gal/hr (19.7 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