John Deere R131740 Pinion Shaft – MFWD Final Drive
Product Overview
John Deere R131740 Pinion Shaft – MFWD Final Drive
High-Strength Final Drive Pinion Shaft for John Deere MFWD Front Axle Systems
The John Deere R131740 Pinion Shaft is a critical component used in the MFWD (Mechanical Front Wheel Drive) final drive assembly of John Deere agricultural tractors. This shaft is responsible for transferring torque from the front axle differential to the wheel hub assembly through the final drive gear set, ensuring stable traction and reliable four-wheel-drive performance under heavy agricultural loads.
At Dawopu, we manufacture precision MFWD transmission and axle components using advanced CNC machining, forged alloy steel materials, and controlled heat treatment processes. Our R131740 replacement pinion shaft is engineered for high torque capacity, long service life, and OEM-compatible fitment.
Product Overview
The R131740 Pinion Shaft is installed inside the MFWD front axle final drive housing and works together with ring gears and differential components.
Its main functions include:
- Transferring torque to front wheel hubs
- Driving the final reduction gear set
- Maintaining MFWD traction performance
- Ensuring smooth power delivery in field conditions
- Supporting heavy load agricultural operations
- Improving drivetrain efficiency
A properly manufactured pinion shaft is essential for preventing drivetrain failure in high-load farming environments.
OEM Part Numbers
- R131740
- Replaces: R100246
Why Choose Dawopu?
Dawopu specializes in agricultural drivetrain and transmission components with global export capability.
- OEM & ODM manufacturing support
- Precision gear and shaft machining
- Stable heat treatment process control
- Competitive factory pricing
- Fast international delivery
- Strict quality inspection system
- Professional agricultural parts expertise
Technical Specifications
Technical Specifications
| Item | Specification |
|---|---|
| OEM Number | R131740 |
| Replacement | R100246 |
| Product Type | MFWD Final Drive Pinion Shaft |
| Application | Front Axle Final Drive |
| Overall Length | 8.27 in (≈210 mm) |
| Teeth | 14 / 23 |
| Weight | ~2.8–3.0 kg |
| Axle Type | 900–1100 / 1150 Series MFWD Axles |
These parameters are based on OEM aftermarket cross-reference data for John Deere MFWD final drive assemblies.
Material Specifications
| Component | Material |
| Shaft Body | 20CrMnTi Alloy Steel |
| Alternative Material | 42CrMo Forged Steel |
| Heat Treatment | Carburized & Quenched |
| Surface Hardness | HRC 58–62 |
| Finish | Anti-corrosion coating |
Mechanical Properties
- Tensile Strength: ≥ 980 MPa
- High torsional strength
- Excellent fatigue resistance
- Superior impact resistance
- High surface wear durability
- Stable dimensional precision
Suitable Machines
The John Deere R131740 Pinion Shaft is commonly used in MFWD front axle final drive systems of the following tractors:
John Deere 8100 Series
- 8100
- 8200
- 8300
- 8400
MFWD Front Axle Applications
- Equipped with 900–1100 / 1150 series front axle systems
- Heavy-duty MFWD agricultural tractors
These models rely on the R131740 pinion shaft to transmit torque from the differential to the final drive reduction gears in the front axle assembly.
Why Choose Dawopu Group
OEM Quality
Manufactured to meet OEM specifications
Material Quality
High-grade materials for durability
Fast Delivery
Reliable shipping to global destinations
Certified Quality
ISO 9001:2025
Expert Support
Technical support available
Global Experience
Serving customers worldwide
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