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RITO 2254542 Drive Shaft 325DL SBS140 2254542 Hydraulic Pump Pinion Shaft Spline Shaft Excavator Pump Repair Parts

When a main pump drive shaft shears under high load, it instantly shuts down the excavator and halts job site operations. The RITO 2254542 Drive Shaft provides the high torsional strength needed to handle heavy hydraulic loads. Installing this rugged pinion shaft keeps your main pump spinning reliably and eliminates unexpected failures.

  • Item NO.:

    2254542
  • Order(MOQ):

    1
  • Payment:

    T/T, WESTERN UNION, CHINESE BANK,PAYPAL
  • Product Origin:

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details
Worn or loose splines slip inside the engine coupler, causing vibrations that can damage your pump's internal components. Engineered for 325DL excavators equipped with SBS140 pumps, this precision spline shaft ensures tight engagement and smooth power transfer to maximize equipment uptime.

2254542 Secondary Shaft

 
Product Specifications

Part Number  2254542, 225-4542
Part Name Hydraulic Pump Pinion Shaft Spline Shaft Repair Parts
Compatible Brand Caterpillar
Applicable Models 325DL (with SBS140 Hydraulic Pump)
Application Excavator hydraulic system
Material Carburized high-alloy structural steel
Product Color Natural Steel Finish / Anti-Rust Oil Coated
Working Temperature -25 to 110 Degrees Celsius
Key Function Engine-to-pump mechanical power transmission
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

High Torsional Strength

Engineered to handle sudden hydraulic pressure spikes without twisting or breaking.

Leak-Free

Precision Spline Profiles

Micro-machined splines ensure tight engagement with the engine coupling to minimize wear.

Direct Fitment

Direct Pump Compatibility

Tailored specifically as a direct repair component for 325DL and SBS140 pump systems.

Rigorous Testing

Direct OEM Fitment

Manufactured strictly to original factory tolerances, ensuring a seamless replacement process that avoids costly modifications or installation delays.
 

 

Excavator Hydraulic Part

FAQ


Q: What are the main causes of premature spline wear on a 325DL main pump drive shaft?

A: Engine-to-pump misalignment, worn torsional coupling elements, or lack of spline grease are the primary causes. Upgrading to the RITO 2254542 shaft restores tight factory clearances, but checking engine alignment during installation is critical to prevent future wear.

 

Q: Does this pinion shaft include the snap rings, bearings, and woodruff keys needed for a complete installation?

A: This SKU includes the high-precision shaft itself. For a complete pump rebuild, we recommend ordering matching bearings and seal kits from our catalog to ensure a reliable overhaul.

 

Q: How do we verify that our SBS140 pump uses this exact shaft instead of a different model variant?

A: You can verify fitment by checking the total shaft length, spline count on both ends, and diameter against our technical drawings, or by verifying that your parts manual lists part number 2254542.

 

Q: What quality options are available?

A: We provide original, OEM, and high-quality aftermarket versions with stable supply capability.

Q:Why Choose RITO?

A:Listed Factory

Stable&Reliable Quality

OEM Factory for Chinese Top Excavator Brands

Supplier to Fortune 500 Companie
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If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

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If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

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