New Holland

New Holland 6635

The New Holland 6635 is a utility tractor from the 35 Series produced from 1996 to 1999. It features an Iveco 3.9L 4-cylinder turbocharged diesel engine delivering 85 hp (63.4 kW) with a PTO power of 76 hp (56.7 kW). The tractor offers two transmission options: a 12-speed partially synchronized with sync shuttle and a 24-speed partial power shift. It is available in two- or four-wheel drive configurations with power steering and hydraulic wet disc brakes. The 6635 has a fuel tank capacity of 29 gallons (109.8 L) and comes with a two-post foldable ROPS, with an optional cab featuring air-conditioning. Hydraulics include an open center system with 2 to 3 valves and a pump flow of 14.5 gpm (54.9 lpm). The rear hitch is category II with mechanical lower link control and a rear lift capacity of 5722 lbs (2595 kg), optionally 6340 lbs (2875 kg). The rear PTO is independent with electro-hydraulic wet disc clutch and 540/1000 rpm options. Dimensions vary slightly between 2WD and 4WD models, with wheelbases around 91-92 inches and weights ranging from 6834 to 7936 lbs depending on configuration. Tires are sized 7.50-16 front and 13.6-38 rear. Electrical system is 12 volts with alternator charging and different charging amps for ROPS and cab configurations.
Power85 hp
Founded1996 - 1999
Model6635

Technical Specifications

Detailed specifications and technical data for New Holland 6635

Power
Engine power85 hp (63.4 kW)
PTO (claimed)76 hp (56.7 kW)
Tires
Ag rear13.6-38
Ag front7.50-16
Engine
Typeturbocharged diesel
ModelIveco 8045.25
Power85 hp (63.4 kW)
Coolingliquid-cooled
Cylinders4-cylinder 8-valve
Fuel tank29 gal (109.8 L)
Rated RPM2500
Bore/Stroke4.094x4.527 inches (104 x 115 mm)
Pre-heatingThermostart
Displacement238 ci (3.9 L)
Oil capacity12.4 qts (11.7 L)
Starter volts12
Coolant capacity14.8 qts (ROPS) (14.0 L), 16.9 qts (cab) (16.0 L)
Height
Cab97.5 inches (247 cm)
ROPS105.5 inches (267 cm)
ROPS folded84 inches (213 cm)
Weight
2WD Cab Shipping7275 lbs (3299 kg)
4WD Cab Shipping7936 lbs (3599 kg)
2WD ROPS Shipping6834 lbs (3099 kg)
4WD ROPS Shipping7496 lbs (3400 kg)
Dimensions
Width72.6 inches (184 cm)
Rear tread60 to 84 inches (152 to 213 cm)
Front tread56 to 84 inches (142 to 213 cm)
2WD Wheelbase92.2 inches (234 cm)
4WD Wheelbase91.1 inches (231 cm)
Electrical
Groundnegative
Battery volts12
Charging systemalternator
Cab Charging amps65
ROPS Charging amps45
Hydraulics
Typeopen center
Valves2 to 3
Pump flow14.5 gpm (54.9 lpm)
Mechanical
ROPSTwo-post foldable ROPS. Cab optional with air-conditioning.
DriveTwo- or four-wheel drive
BrakesHydraulic wet disc brakes
SteeringPower steering
Production
TypeUtility tractor
Series35 Series
Built inItaly
Original price$33,250 in 1999
Years produced1996 - 1999
Transmission
Dual Command
Typepartial power shift
Gears24 forward and 12 reverse
DescriptionFour gears in three ranges with two-speed power shift and left-hand reverser. The Dual Command provides push-button shifting to lower gear at each speed.
Synchro Command
Typepartiallly synchronized with sync shuttle
Gears12 forward and reverse
DescriptionFour gears in three ranges with left-hand reverser. Gear and shuttle shifts are synchronized.
Transmission options12-speed partiallly synchronized with sync shuttle, 24-speed partial power shift
Tractor hitch
Controlmechanical, lower link
Rear TypeII
Optional rear lift6340 lbs (2875 kg)
Rear lift (at 24"/610mm)5722 lbs (2595 kg)
Power Take-off (PTO)
Clutchelectro-hydraulic wet disc
Rear PTOindependent
Rear PTO Type540/1000