Case IH 250728A1 Sun Shaft

Case IH 250728A1 Sun Shaft

SKU: DP-000158
Certificates: ISO 9001:2025
Updated: 2026-08-19
The Case IH 250728A1 Sun Shaft is a precision-machined transmission component designed for the differential and final drive systems of Case IH Magnum tractors. This shaft plays a critical role in transferring torque within the planetary gear assembly, ensuring smooth power distribution, reliable traction, and efficient drivetrain performance under heavy agricultural workloads.

Manufactured from high-strength heat-treated alloy steel, the 250728A1 sun shaft is engineered to withstand extreme torque loads, shock impacts, and continuous field operation. Precision spline machining and strict dimensional tolerances ensure perfect gear engagement and long service life.

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Product Overview

Case IH 250728A1 Sun Shaft


OEM Replacement Case IH 250728A1 Sun Shaft for Magnum Series Tractors


The Case IH 250728A1 Sun Shaft is a precision-machined transmission component designed for the differential and final drive systems of Case IH Magnum tractors. This shaft plays a critical role in transferring torque within the planetary gear assembly, ensuring smooth power distribution, reliable traction, and efficient drivetrain performance under heavy agricultural workloads.

Manufactured from high-strength heat-treated alloy steel, the 250728A1 sun shaft is engineered to withstand extreme torque loads, shock impacts, and continuous field operation. Precision spline machining and strict dimensional tolerances ensure perfect gear engagement and long service life.

For farmers, repair workshops, and agricultural machinery dealers, replacing worn transmission components such as the sun shaft helps restore drivetrain efficiency, reduce gear wear, and prevent costly transmission failures.

Dawopu supplies OEM-quality replacement transmission and differential components for Case IH tractors and agricultural machinery worldwide.



Product Features


  • OEM Part Number: 250728A1
  • Product Name: Sun Shaft
  • Direct OEM replacement
  • Precision-machined spline design
  • High-strength alloy steel construction
  • Heat-treated for maximum durability
  • Excellent wear resistance
  • Superior torque transmission capability
  • OEM-quality fit and performance
  • Long service life


Compatible Case IH Tractor Models


One of the most important factors for agricultural buyers is machine compatibility. The Case IH 250728A1 Sun Shaft is commonly used in the following Magnum tractor models:

Case IH Magnum Series

  • Case IH 7110 Tractor
  • Case IH 7120 Tractor
  • Case IH 7130 Tractor
  • Case IH 7140 Tractor
  • Case IH 7150 Tractor
  • Case IH 7230 Tractor
  • Case IH 7240 Tractor

Agricultural Applications

  • Heavy-Duty Field Work
  • Tillage Operations
  • Cultivation
  • Planting
  • Grain Cart Applications
  • Transport Operations

Always verify the OEM part number and tractor serial number before ordering.

Technical Specifications

Technical Specifications


ItemSpecification
Part Number250728A1
Product NameSun Shaft
ApplicationDifferential & Planetary Gear System
MaterialHeat-Treated Alloy Steel
Manufacturing ProcessForging + CNC Machining
Heat TreatmentInduction Hardened
Surface FinishPrecision Ground
FunctionTorque Transmission
ConditionNew
OEM ReplacementYes


Material and Manufacturing


The Case IH 250728A1 Sun Shaft is manufactured using premium alloy steel specifically selected for heavy-duty transmission applications.

Manufacturing Process

  • Forged Steel Blank
  • CNC Turning
  • Precision Spline Cutting
  • Gear Interface Machining
  • Heat Treatment
  • Hardness Inspection
  • Final Precision Grinding

Material Advantages

  • High torsional strength
  • Excellent fatigue resistance
  • Superior wear resistance
  • High impact load capability
  • Long operational life

The advanced heat-treatment process provides exceptional durability in demanding agricultural environments.

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

Frequently Asked Questions

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