John Deere 6125R Tractor Parts
6125R parts and accessories
The John Deere 6125R, manufactured from 2012 to 2015, is a versatile tractor prized by farmers for its power and reliability. Equipped with a John Deere PowerTech 4.5L diesel engine producing around 125 horsepower, it offered ample power for a variety of tasks. The 6125R's PTO horsepower and comfortable cab made it a popular choice for haying, tillage, and general farm work.
The John Deere 6125R was introduced as part of the John Deere 6R series, offering a blend of technology and performance for the modern farmer. Production ran from 2012 to 2015. It features a John Deere PowerTech 4.5L (276 cu in) 4-cylinder turbocharged diesel engine, delivering approximately 125 engine horsepower. Transmission options included the PowrQuad Plus, AutoQuad Plus, and CommandQuad Plus, all offering various levels of powershift functionality and speed options. PTO horsepower is rated at around 105 HP, with both 540 and 1000 RPM PTO options available. Hydraulic capacity is approximately 29 GPM with 2-4 rear remotes, depending on the configuration. The 3-point hitch is a Category II or III, offering a lift capacity of around 7,716 lbs. Common farming applications for the 6125R included row crop work, hay production, livestock operations, and light to medium tillage. What distinguished the 6125R in the lineup was its balance of power and size, making it suitable for both large and small farms. It offered more power than the smaller 6115R while remaining more compact and maneuverable than the larger 6140R and 6150R models.
Specifications
| Engine | John Deere PowerTech 125 HP 4.5L Diesel |
|---|---|
| PTO HP | 105 HP @ 540/1000 RPM |
| Transmission | PowrQuad Plus/AutoQuad Plus/CommandQuad Plus Various Speeds |
| Hydraulics | 29 GPM, 2-4 remotes |
| 3-Point Hitch | Category II/III, 7,716 lbs |
| Fuel Capacity | 47.6 gallons |
| Weight | 12,566 lbs |
| Years Produced | 2012-2015 |
Maintenance Tips
- Engine Oil and Filter: Change the engine oil and filter every 500 hours using John Deere-approved oil and filters to maintain optimal engine performance and longevity.
- Hydraulic System Maintenance: Inspect hydraulic fluid levels regularly and change the hydraulic filter every 1000 hours or annually to prevent contamination and maintain hydraulic system efficiency.
- Fuel System Care: Use high-quality diesel fuel and add a fuel conditioner during seasonal storage to prevent fuel degradation and injector clogging.
- Seasonal Storage: Before storing the tractor for the off-season, drain fuel, change fluids, grease all fittings, and store it in a dry, sheltered location. Consider using a battery maintainer to prevent battery discharge.
History & Background
The John Deere 6125R was introduced in 2012 as part of the redesigned 6R series, replacing earlier models with improved technology and operator comfort. While there were no major redesigns during its production run, incremental improvements were made to software and components. The 6125R represented a significant step forward in tractor technology, offering a powerful and versatile machine for a wide range of agricultural applications.
Frequently Asked Questions
What engine is in the John Deere 6125R?
The John Deere 6125R is equipped with a John Deere PowerTech 4.5L (276 cu in) 4-cylinder turbocharged diesel engine producing approximately 125 horsepower.
What is the PTO horsepower on a 6125R?
The PTO horsepower on the John Deere 6125R is approximately 105 HP. It offers both 540 and 1000 RPM PTO options.
What oil filter fits the 6125R?
The recommended oil filter for the John Deere 6125R is typically a John Deere filter part number RE504836. Cross-references include Baldwin BD7155 and Fleetguard LF17476. Always verify fitment before installation.
What are common parts needed for the 6125R?
Common wear parts for the John Deere 6125R include engine oil filters, fuel filters (primary and secondary), hydraulic filters, air filters, fan belts, hydraulic seals for cylinders, steering components (tie rod ends, ball joints), and clutch parts (if applicable).

RE508566 - Water Pump Insert
SKU: RE508566
444 in stock

R531404 - EGR Return Thermostat Housing Hose
SKU: R531404
231 in stock

R528313 - Water Pump / Heat Exchanger Tube
SKU: R528313
250 in stock

R128660 - Fan Pulley
SKU: R128660
183 in stock

R123226 - Tube Seal
SKU: R123226
558 in stock

R115250 - Water PUMP (94 MM DIA) Pulley
SKU: R115250
32 in stock

L203294 - Drive w/AC w/o Trailer Brake Belt
SKU: L203294
33 in stock

AL116490 - Engine Coolant Heater
SKU: AL116490
117 in stock

R220471 - Clutch Plate
SKU: R220471
59 in stock

L40966 - Sealing Ring; (25/Pack) Washer
SKU: L40966
300 in stock
