John Deere 4850 Tractor Parts

4850 parts and accessories

The John Deere 4850, manufactured from 1983 to 1986, was a popular row-crop tractor known for its robust performance and reliability. Powered by a John Deere 7.6L diesel engine producing approximately 185 engine horsepower, it delivered a dependable 155 PTO horsepower. Farmers appreciated its power and versatility for a variety of field operations.

The John Deere 4850 was introduced in 1983 as part of the '50 Series' lineup, replacing earlier models and representing a significant step forward in tractor technology. Production continued through 1986. The tractor features a John Deere 7.6L (466 cu in) 6-cylinder diesel engine, producing around 185 engine horsepower. Its transmission options included a 15-speed Power Shift or a Quad Range transmission offering 16 forward and 6 reverse speeds. The 4850 boasts a PTO horsepower rating of approximately 155 hp, available at both 540 and 1000 RPM. The hydraulic system offered a capacity of around 30 GPM, powering typically two or three remote hydraulic valves. It features a Category II/III 3-point hitch, providing ample lift capacity for various implements. Common farming applications included row crop work (planting, cultivating, harvesting), hay production (mowing, baling), livestock operations (feeding, manure spreading), and tillage. What distinguished it from other models in the John Deere lineup was its increased horsepower and improved hydraulics compared to the smaller frame models, and its Power Shift transmission option, popular for reducing operator fatigue in demanding field conditions.

Specifications

Engine	John Deere 7.6L 185 HP Diesel
PTO HP	155 HP @ 1000 RPM
Transmission	Power Shift (15-speed) or Quad Range (16F/6R)
Hydraulics	30 GPM, 2-3 remotes
3-Point Hitch	Category II/III, 6,720 lbs lift capacity
Fuel Capacity	68 gallons
Weight	15,375 lbs
Years Produced	1983-1986

Maintenance Tips

Engine Oil & Filter: Change the engine oil and filter every 250 hours using a high-quality oil that meets John Deere specifications. Be sure to replace the filter with a genuine or equivalent quality filter to ensure proper filtration.
Hydraulic System: Regularly inspect the hydraulic fluid level and condition. Change the hydraulic fluid and filter(s) every 1000 hours or as recommended by the manufacturer. Use the correct type of hydraulic fluid specified for the John Deere 4850 to prevent damage to the system.
Fuel System: Use clean, high-quality diesel fuel and replace the fuel filter every 500 hours. Regularly check for water in the fuel tank and drain as needed to prevent fuel system issues.
Seasonal Storage: Before storing the tractor for the off-season, fill the fuel tank to prevent condensation. Add a fuel stabilizer to the fuel to prevent fuel degradation. Disconnect the battery and store it in a cool, dry place. Grease all fittings and check coolant level and add as needed.

History & Background

The John Deere 4850 was a key model in the John Deere '50 Series' tractor lineup introduced in the early 1980s. These tractors incorporated several technological advancements and styling changes over their predecessors. The 4850 remains a popular choice among farmers today due to its reliability and readily available parts.

Frequently Asked Questions

What engine is in the John Deere 4850?

The John Deere 4850 is equipped with a John Deere 7.6L (466 cu in) 6-cylinder diesel engine producing approximately 185 engine horsepower.

What is the PTO horsepower on a 4850?

The PTO horsepower of the John Deere 4850 is approximately 155 horsepower. It is available at both 540 and 1000 RPM.

What oil filter fits the 4850?

The John Deere 4850 typically uses a John Deere AR97284 or equivalent oil filter. Common cross-references include Wix 51742, Fram PH3756, and Baldwin B233.

What are common parts needed for the 4850?

Commonly needed parts for the John Deere 4850 include engine oil filters, fuel filters, hydraulic filters, belts (fan, alternator), hydraulic seals, steering components (tie rod ends, ball joints), clutch parts (discs, release bearings), and tires.

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