The New Holland T2420, Boomer 4060 is an agricultural tractor certified under Official Test Report #1939. It is powered by a 49 hp (36 kW) ISM Diesel engine with 135 cu in (2216 ml) displacement paired with a Synchronized Mechanical Transmission.
Compatibility depends on the engine output (49 hp (36 kW)) and structural class of the tractor. Based on these specifications, the New Holland T2420, Boomer is optimally matched with:
Recommended Size: Medium Duty Rotavator (1.5m - 1.8m)
View Compatible Rotavators| Specification | Value |
|---|---|
| Manufacturer | ISM Diesel |
| Cylinders | 4 |
| Displacement | 135 cu in (2216 ml) |
| Rated power | 49 hp (36 kW) |
| Rated RPM | 2200 RPM |
| Specification | Value |
|---|---|
| Type | Synchronized Mechanical Transmission |
| Specification | Value |
|---|---|
| Weight | 5,145 lb (2,334 kg) |
| Service Item / Fluid System | Recommended Specification & Capacity |
|---|---|
| Engine Oil Capacity | 9.5 L (2.5 US gal) |
| Recommended Engine Oil Grade | 15W-40 Heavy Duty Diesel (API CK-4 / CJ-4 specification) |
| Fuel Tank Capacity | 95 L (25.1 US gal) |
| Cooling System Capacity | 15.1 L (4.0 US gal) (50/50 Heavy Duty OAT Ethylene Glycol) |
| Transmission & Hydraulic Fluid | 45 L (11.9 US gal) — New Holland Ambra Multi G / Mastertran (MAT 3525) |
| Engine Oil & Filter Service Interval | Every 250 – 500 operating hours (annual minimum) |
| Hydraulic & Transmission Filter Interval | Every 500 – 1,000 operating hours |
Regular preventive maintenance ensures peak engine efficiency, prevents hydraulic valve cavitation, and maximizes the service life of the New Holland T2420, Boomer.
| Interval | Service System / Component | Required Action & OEM Specification |
|---|---|---|
| Daily / 10h | Engine & Cooling Check | Inspect engine oil dipstick level; inspect coolant recovery reservoir; clean radiator debris screen and air intake pre-cleaner. |
| 50 Hours | Break-In & Chassis Lubrication | Grease all 3-point hitch lift linkage, steering cylinder ball joints, and MFWD kingpin grease zerks using NLGI #2 Lithium EP grease. Re-torque wheel lug bolts. |
| 250 Hours | Engine Oil & Filter Service | Drain and replace engine crankcase oil (9.5 L (2.5 US gal)) using API CK-4 15W-40 heavy-duty diesel oil. Spin on new OEM full-flow engine oil filter. Inspect fan drive belt tension. |
| 500 Hours | Fuel Delivery & Filtration | Replace primary fuel filter/water separator element and secondary spin-on fuel filter. Drain water trap bowl. Inspect primary engine air cleaner filter element. |
| 500 Hours | Front Axle & Hubs (MFWD / 4WD) | Check oil level in front axle differential housing and both planetary final drive wheel hubs. Top off with 80W-90 GL-5 gear lubricant if required. |
| 1,000 Hours | Hydraulic & Transmission Filtration | Replace main transmission hydraulic pressure and return oil filters. Inspect hydraulic remote couplers (SCVs) for seal leakage. Inspect cabin fresh air and recirculation filters. |
| 1,000 Hours | Engine Valve Lash & Belts | Check and adjust intake/exhaust valve rocker clearance to factory specification. Inspect serpentine drive belt and automatic tensioner pulley bearing. |
| 2,000 Hours | Hydraulic Reservoir Drain & Refill | Complete drain and refill of transmission, differential, and hydraulic reservoir (45 L (11.9 US gal)) with fresh New Holland Ambra Multi G / Mastertran (MAT 3525). Clean suction screen magnet. |
| 2,000 Hours | Cooling System Flush & Refill | Drain, chemical flush, and refill closed cooling system (15.1 L (4.0 US gal)) with 50/50 prediluted Organic Acid Technology (OAT) long-life heavy-duty ethylene glycol coolant. |
Proper tire inflation and static weight distribution are critical for the New Holland T2420, Boomer to convert engine flywheel horsepower into effective drawbar pull while eliminating power hop and limiting soil compaction.
Maximizes tire lug ground contact patch, flexes radial sidewalls, and targets an optimal 8% to 12% wheel slip for lowest fuel burn per acre.
Provides firm row tracking, reduces steering wander, and balances flotation over seedbeds with minimal rolling drag.
Reduces pavement rolling resistance, prevents tire shoulder overheating at transport speeds (25–31 mph / 40–50 km/h), and extends tread life.
Reinforces front steer tire sidewalls against bead unseating and excessive deflection under dynamic full-bucket loader loads.
Optimal tractor performance requires an overall operating weight ratio of 110 to 135 lbs per engine horsepower (50 to 61 kg/hp) for draft work. For the New Holland T2420, Boomer (~49 HP), target total field ballast weight is approximately 5,880 lbs (2,666 kg). Static weight split recommendation: 40% to 45% Front / 55% to 60% Rear.
When inspecting a used New Holland T2420, Boomer at a farm auction or equipment dealership, complete these 5 core mechanical evaluations to assess true machine condition before making an offer:
Start the engine cold; observe exhaust color. Remove oil filler cap at operating idle: minor heat vapor is normal, but visible rhythmic vapor pulsing or oil droplet spitting indicates worn piston rings or cylinder liner scoring.
Cycle through all forward and reverse gears under mild braking load. Listen for delayed forward/reverse shuttle clutch lockup, harsh pressure spikes, or transmission error warning lamps on the console.
Raise the 3-point lift arms with an implement or ballast attached, shut the engine off, and observe for downward settling (drift). Sinking faster than 1 inch per minute indicates internal cylinder seal or control valve spool bypass.
Jack up the front axle; pry each wheel vertically with a bar to test upper and lower kingpin swivel bearings. Check front wheel hub planetary seals for gear oil weeping onto inner wheel rims.
Access the instrument cluster onboard diagnostic mode to scroll through stored active and inactive fault codes. Measure battery alternator voltage at 1,500 RPM to verify proper 13.8V to 14.4V charging output.
When servicing or operating the New Holland T2420, Boomer, technicians and equipment operators report these primary diagnostic symptoms, probable root causes, and recommended field remedies:
Air entrapped in fuel injection lines following filter replacement, sticking electric fuel shutoff solenoid, or contaminated primary water separator bowl.
Pump the manual primer until firm; open bleed screws on top of the fuel filter head until air-free fuel discharges. Test 12V key-on voltage at the injection pump shutoff solenoid.
Clutch modulation solenoid calibration drift, degraded transmission fluid viscosity, or low hydraulic charge pressure.
Run the onboard transmission electronic recalibration routine with hydraulic oil at operating temperature (50°C–60°C). Verify oil level and top off with New Holland Ambra Multi G / Mastertran (MAT 3525).
Restricted hydraulic suction screen, aerated oil from loose suction line manifold clamps, or worn variable-displacement pump.
Inspect and replace the spin-on hydraulic suction filter element. Check reservoir fluid level (45 L (11.9 US gal)). Inspect suction rubber elbows for cracking or air ingress.
Corroded main battery ground strap, loose serpentine alternator belt tension, or high resistance across cab multi-pin firewall harness connectors.
Clean battery terminals and chassis ground stud. Measure charging voltage across battery posts (must read 13.8V to 14.4V at 1,500 RPM). Check serpentine belt tension.
Chaff and seed head buildup in radiator core fins, slipping fan viscous drive clutch, or sticky engine thermostat.
Slide out and blow compressed air backward through the radiator and oil cooler cores. Inspect recovery bottle (15.1 L (4.0 US gal) capacity, 50/50 OAT mixture).
Official factory serial numbers and Vehicle Identification Numbers (VIN) designate the exact manufacturing year, assembly plant, and chassis revision for the New Holland T2420, Boomer.
Stamped on the horizontal flange of the transmission housing near the starter motor or on the radiator mounting shell.
Manufactured during 2008 - Present.
Always cross-reference the stamped chassis number with the engine block casting numbers and the operator platform safety compliance plate to confirm matching original equipment.
| Source | Use |
|---|---|
| Nebraska Tractor Test Laboratory | Official Test Report #1939 |
The New Holland T2420, Boomer is equipped with a ISM Diesel 135 cu in (2216 ml) Engine, featuring 4 cylinders and a displacement of 135 cu in (2216 ml).
The New Holland T2420, Boomer has a certified rated engine power of 49 hp (36 kW) and delivers Certified PTO rating directly to the PTO shaft under laboratory dynamometer testing.
The New Holland T2420, Boomer has an engine oil capacity of approximately 9.5 L (2.5 US gal). Premium 15W-40 Heavy Duty Diesel Oil (API CK-4 / CJ-4 specification) is recommended for year-round agricultural operation.
On the New Holland T2420, Boomer, the factory serial number is Stamped on the horizontal flange of the transmission housing near the starter motor or on the radiator mounting shell.
The New Holland T2420, Boomer utilizes a Synchronized Mechanical Transmission transmission configured with Multi-speed gearing.
The certified unladen operating weight of the New Holland T2420, Boomer is 5,145 lb (2,334 kg), which can be further ballasted for heavy tillage traction.
The official Nebraska Tractor Test Laboratory testing certification number for the New Holland T2420, Boomer is #1939.
The New Holland T2420, Boomer features a 2WD / 4WD drivetrain engineered for agricultural field and chore work.
The New Holland T2420, Boomer is built on a heavy-duty chassis, providing high stability under heavy front loader and draft loads.
The New Holland T2420, Boomer provides standard 540 / 1000 RPM PTO operation to power rotary cutters, balers, and tillers.
The New Holland T2420, Boomer is equipped with a hydraulic system delivering Standard hydraulic pump output for remote auxiliary valves and implement control.
The rear three-point hitch on the New Holland T2420, Boomer is rated for Category standard 3-point linkage to lift heavy mounted implements.
The New Holland T2420, Boomer was produced during the 2008 - Present model years.
OEM parts, replacement filters, and workshop repair service manuals for the New Holland T2420, Boomer can be found through our integrated parts lookup section.
Common maintenance focus areas for the New Holland T2420, Boomer include bleeding the primary fuel filter to prevent injection pump airlocks, maintaining correct transmission hydraulic fluid (New Holland Ambra Multi G / Mastertran (MAT 3525)) to ensure smooth PowerShift and shuttle clutch calibration, and regular greasing of MFWD steering kingpins.
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