John Deere 8R-340 Tractor Parts
8r 340 parts and accessories
The John Deere 8R 340 tractors, produced from 2020-Present, are known for their power and precision in the field. Featuring a robust John Deere PowerTech 9.0L diesel engine capable of delivering 340 rated horsepower, these machines provide ample power for demanding tasks. With a PTO horsepower of approximately 289 hp, the 8R 340 is a versatile workhorse popular among farmers for row crop applications, tillage, and planting.
The John Deere 8R 340 is part of the 8R series introduced in 2009, but the 340 models were produced from 2020-Present. These tractors are powered by a John Deere PowerTech 9.0L six-cylinder diesel engine, providing a rated power of 340 horsepower and a maximum power of 373 horsepower. The engine's high torque output makes it suitable for heavy-duty applications. These tractors commonly come equipped with either a John Deere e23™ PowerShift transmission or an Infinitely Variable Transmission (IVT). The PTO horsepower is around 289 hp, offering both 540 and 1000 RPM options for various implements. The hydraulic system delivers a flow rate of approximately 58 GPM, with up to six remote selective control valves (SCVs) available, allowing for precise control of hydraulic implements. The 3-point hitch is Category III/IIIN, providing a lift capacity of over 16,000 lbs. The 8R 340 tractors are versatile machines designed for row crop farming, tillage, planting, and hay production. They stand out in the John Deere lineup for their combination of power, technology, and operator comfort, making them a popular choice for large-scale farming operations. The integrated technology, such as AutoTrac guidance and advanced data management, further distinguishes it from earlier models.
Specifications
| Engine | John Deere PowerTech 9.0L 340 HP Diesel |
|---|---|
| PTO HP | 289 HP @ 1000 RPM |
| Transmission | e23™ PowerShift or IVT (Infinitely Variable Transmission) |
| Hydraulics | 58 GPM, Up to 6 remotes |
| 3-Point Hitch | Category III/IIIN, 16,700 lbs lift capacity |
| Fuel Capacity | 169 gallons |
| Weight | 25,660 lbs |
| Years Produced | 2020-Present |
Maintenance Tips
- Change engine oil and filter every 500 hours using John Deere Plus-50 II oil and a genuine John Deere oil filter to maintain optimal engine performance.
- Inspect hydraulic fluid levels and filters regularly, replacing filters every 1000 hours or as recommended to prevent contamination and ensure smooth hydraulic operation.
- Use clean, high-quality diesel fuel and add a fuel conditioner during seasonal storage to prevent gelling and maintain fuel system health.
- Before seasonal storage, thoroughly clean the tractor, lubricate all grease points, and protect electrical connections from moisture to prevent corrosion.
History & Background
The John Deere 8R series, including the 8R 340 model, represents a significant advancement in tractor technology. Introduced to meet the demands of modern agriculture, the 8R series incorporates advanced features such as precision farming capabilities and enhanced operator comfort. The 8R 340 specifically builds on this legacy, providing a powerful and technologically advanced solution for large-scale farming operations.
Frequently Asked Questions
What engine is in the John Deere 8r 340?
The John Deere 8R 340 is equipped with a John Deere PowerTech 9.0L six-cylinder diesel engine producing 340 rated horsepower.
What is the PTO horsepower on a 8r 340?
The PTO horsepower on the John Deere 8R 340 is approximately 289 hp, offering both 540 and 1000 RPM options.
What oil filter fits the 8r 340?
The John Deere 8R 340 typically uses a John Deere oil filter part number RE504836. Cross-references include Baldwin BD7317, Fleetguard LF9009, and Wix 57712.
What are common parts needed for the 8r 340?
Common wear parts for the John Deere 8R 340 include engine oil filters (RE504836), fuel filters (RE522878), hydraulic filters (RE62419), belts, hydraulic cylinder seal kits, steering components, and clutch components (depending on transmission type).

RE550610 - Fuel Injector Fitting
SKU: RE550610
224 in stock

RE549752 - Pressure Sensor
SKU: RE549752
81 in stock

RE587968 - ILS Tie Rod Assembly
SKU: RE587968
162 in stock

RE587967 - ILS Ball Joint Axial
SKU: RE587967
160 in stock

R216827 - Ball Joint Boot
SKU: R216827
81 in stock

R216826 - Ball Joint Boot
SKU: R216826
193 in stock

RE578425 - Rear Axle Bearing
SKU: RE578425
175 in stock

RE175448 - Knuckle Bearing
SKU: RE175448
9 in stock

AHC19979 - Hydraulic Cylinder Seal Kit
SKU: AHC19979
59 in stock

AT139776 - Isolator
SKU: AT139776
350 in stock

AR68801 - Weight Retainer Plate
SKU: AR68801
29 in stock

L155606 - Sealing Washer
SKU: L155606
139 in stock

R232481 - PTO Snap Ring
SKU: R232481
393 in stock

RE326205 - A/C Compressor
SKU: RE326205
28 in stock

TA22248 - Trans Input Hub
SKU: TA22248
35 in stock

RE586976 - Torsional Damper
SKU: RE586976
119 in stock

RE294021 - Clutch Disc
SKU: RE294021
103 in stock

R560248 - Drive Clamp Ring Hub
SKU: R560248
59 in stock

R225459 - Clutch Separator Plate
SKU: R225459
93 in stock

R168163 - Rear Axle Bushing
SKU: R168163
40 in stock

R527640 - Oil Cooler Tube
SKU: R527640
50 in stock

R522574 - Exhaust Liner Sleeve
SKU: R522574
140 in stock

DZ119115 - Exhaust Gas Recycling Valve
SKU: DZ119115
258 in stock

DZ114591 - Oil Cooler Gasket
SKU: DZ114591
160 in stock
