John Deere SE6120 Tractor Parts
SE6120 parts and accessories
The John Deere SE6120 tractor, manufactured between 2021 and 2023, is a reliable workhorse in the 120 horsepower class. Powered by a robust John Deere PowerTech diesel engine, this tractor delivers ample power for various farming tasks. Its popularity stems from its balanced combination of performance, comfort, and affordability, making it a favorite among farmers for both field work and livestock operations. With a PTO of 100 HP, it's the perfect utility ag tractor.
The John Deere SE6120 was introduced as part of the value-priced SE series, designed to offer essential features and performance without unnecessary complexity. Production ran from 2021 to 2023. The SE6120 is equipped with a John Deere PowerTech 4.5L 4-cylinder diesel engine, producing approximately 120 horsepower. This engine is known for its fuel efficiency and dependability in demanding agricultural conditions. It utilizes a mechanical fuel injection system, enhancing its simplicity and ease of maintenance. Transmission options typically included a PowrQuad Plus transmission with 16 forward and 16 reverse gears, providing a wide range of speeds for optimal performance in diverse applications. The independent rear PTO delivers around 100 horsepower, available in both 540 and 1000 RPM options, accommodating various implements. The hydraulic system has a capacity of around 22.5 GPM, powering multiple remote valves for implement control. The tractor features a Category II 3-point hitch with a lift capacity of approximately 7,500 lbs. Common applications for the SE6120 include row crop work, hay baling, livestock feeding, and general tillage. It differentiates itself from higher-end John Deere models with its focus on essential features and a more straightforward design, making it an attractive option for farmers seeking a capable and cost-effective tractor.
Specifications
| Engine | John Deere PowerTech 4.5L 120 HP Diesel |
|---|---|
| PTO HP | 100 HP @ 540/1000 RPM |
| Transmission | PowrQuad Plus 16F/16R |
| Hydraulics | 22.5 GPM, 2-3 remotes |
| 3-Point Hitch | Category II, 7500 lbs |
| Fuel Capacity | 42.3 gallons |
| Weight | 11,440 lbs |
| Years Produced | 2021-2023 |
Maintenance Tips
- Engine Oil & Filter: Change the engine oil and filter every 500 hours using John Deere-approved oil and filters to ensure optimal engine performance and longevity.
- Hydraulic System: Regularly inspect hydraulic fluid levels and filter condition. Replace the hydraulic filter every 1000 hours to prevent contamination and maintain proper hydraulic function.
- Fuel System: Use clean, high-quality diesel fuel and change the fuel filter according to the manufacturer's recommendations to prevent fuel system issues. Drain any water from the fuel/water separator regularly.
- Seasonal Storage: Before storing the tractor for extended periods, add a fuel stabilizer to the fuel tank, grease all lubrication points, and disconnect the battery to prevent corrosion and maintain optimal performance.
History & Background
The John Deere SE6120 was introduced in 2021 as part of the SE series, providing a more economical alternative to premium models. It offered farmers a reliable and capable tractor with essential features at a competitive price point. While it didn't undergo major redesigns during its short production run, it filled an important niche in John Deere's tractor lineup.
Frequently Asked Questions
What engine is in the John Deere SE6120?
The John Deere SE6120 is equipped with a John Deere PowerTech 4.5L 4-cylinder diesel engine.
What is the PTO horsepower on a SE6120?
The PTO horsepower on the John Deere SE6120 is approximately 100 HP. It offers both 540 and 1000 RPM PTO options.
What oil filter fits the SE6120?
The oil filter for the John Deere SE6120 is typically a John Deere filter part number RE504836 or RE509672. Cross-references include Wix 57202, Baldwin BD7151, and Fleetguard LF3970.
What are common parts needed for the SE6120?
Common wear parts for the John Deere SE6120 include engine oil filters, fuel filters, air filters (inner and outer), hydraulic filters, belts (fan and alternator), hydraulic seals, steering components, and clutch parts (if applicable). Also, consider regular replacement of injectors and glow plugs for optimal engine performance.

RE502740 - Engine Oil Dipstick
SKU: RE502740
33 in stock

RE501455 - Overhaul without Seals Gasket Set
SKU: RE501455
2 in stock

RE500608 - Fracture Type Connecting Rod
SKU: RE500608
10 in stock

RE500005 - Oil Fill Cap
SKU: RE500005
115 in stock

RE500002 - CONNECTING ROD
SKU: RE500002
38 in stock

RE48786 - Pencil Injector
SKU: RE48786
Out of stock

RE32011 - Fuel Injection Nozzle Seal O-Ring Kit
SKU: RE32011
392 in stock

RE31617 - Valve Seal
SKU: RE31617
647 in stock

RE31323 - Valve Rotator
SKU: RE31323
74 in stock

R80135 - Oil Filler Cap Gasket
SKU: R80135
29 in stock

L79729 - MFWD Planetary Ring Gear
SKU: L79729
4 in stock

L76471 - MFWD Pivot Bushing
SKU: L76471
163 in stock

L64250 - Tie Rod Tube
SKU: L64250
12 in stock

AR26480 - Seal
SKU: AR26480
90 in stock

AL68724 - Tie Rod
SKU: AL68724
21 in stock

AL60161 - Ball Joint
SKU: AL60161
139 in stock

AL37193 - Tie Rod End
SKU: AL37193
1 in stock

AL204777 - Steering Ball Joint
SKU: AL204777
94 in stock

AL204776 - Tie Rod End
SKU: AL204776
28 in stock

AL168711 - Tie Rod
SKU: AL168711
8 in stock

AL161341 - Ball Joint
SKU: AL161341
137 in stock

AL161338 - Outer Tie Rod
SKU: AL161338
118 in stock

AL161302 - Tie Rod Ball Joint
SKU: AL161302
46 in stock

AL161291 - Tapered Roller Bearing Set
SKU: AL161291
25 in stock
