Genuine ZF Synchronizer Hub 1238304561 – Premium ZF Gearbox Parts for Heavy-Duty Transmissions

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  • In-stock availability for urgent repairs.
  • Free technical guidance on installation and compatibility‌
  • ‌P/N:1238304561

Genuine ZF Synchronizer Hub 1238304561 – Premium ZF Gearbox Parts for Heavy-Duty Transmissions


Technical Specification

As a specialized ZF parts supplier, we understand that precision is the key to gearbox longevity. The ZF part 1238304561 is a high-precision Synchronizer Hub engineered for heavy-duty manual and automated transmissions. This component is essential for locking the gear to the shaft, ensuring that power is transferred smoothly without damaging the gears.

AttributeTechnical Data
Product NameSynchronizer Hub (1st/2nd or 3rd/4th Gear)
ZF Part Number1238304561 / 1238.304.561
MaterialHigh-Grade Case-Hardened Steel
Transmission CompatibilityZF Ecomid (9S1110, 9S1310), Ecosplit Series
Keywordszf partszf gearbox partszf transmission parts
Compatible BrandsMAN, DAF, IVECO, Renault Trucks, KAMAZ
Weight1.85 kg
Surface TreatmentAnti-corrosion and wear-resistant coating

Simple Install Tips 

To ensure the best results when installing ZF parts, follow these expert tips:

  1. Spline Inspection: Before installing the ZF part 1238304561, inspect the splines on the main shaft for any pitting or wear. A damaged shaft will cause the new hub to fail prematurely.

  2. Heat Application (If Required): In some professional settings, slightly warming the hub (not exceeding 100°C) can assist in a “shrink-fit” onto the shaft, preventing the use of heavy force.

  3. Correct Orientation: Most ZF gearbox parts are directional. Check the workshop manual to ensure the hub is facing the correct way (usually marked with a “Front” or an arrow) to allow proper engagement of the sliding sleeve.

  4. Pair with New Rings: As a professional ZF parts supplier, we always recommend replacing the synchronizer rings (cones) when replacing the hub to ensure a perfect friction match.

  5. Verify End Play: After installation, measure the axial clearance (end play) to ensure the assembly is within the factory specifications of the ZF transmission model.


Packaging & Shipping

By Express :     Suitable for sample order or <50 KG        Fast:3-10 days       High shipping cost         Door to door service
By Air :   Suitable for >50 KG         Fast: 3-7 days       Lower than express cost         Airport to airport service
By Sea:   Suitable for >300 KG     Lower cost port to port service

 

As a leading supplier and dealer of ZF parts, we provide genuine components to maintain the integrity and efficiency of your gearbox system. Trust in our expertise and quality assurance to keep your ZF gearbox running smoothly.

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