ZF 4th Speed Gear 24T – Part No. 1290395210 | Genuine ZF Transmission Parts | Trusted ZF Parts Supplier

ZF 4th Speed Gear 24T – Part No. 1290395210 | Genuine ZF Transmission Parts | Trusted ZF Parts Supplier

As a trusted ZF parts supplier, we offer the genuine ZF 4th Speed Gear with 24 teeth (Part Number: 1290395210), engineered for high-performance ZF manual and automated transmissions. This precision-machined ZF gearbox part ensures smooth shifting, reduced wear, and long-term reliability in commercial vehicles, industrial machinery, and heavy-duty applications.

Technical Specification:

Feature Specification
Part Name 4th Speed Gear
Teeth Count 24 Teeth
ZF Part Number 1290395210
OEM Compatible Models ZF S6-65, S6-80, Ecomat, TraXon (select variants)
Material High-Strength Alloy Steel, Heat-Treated
Hardness HRC 58–62 (Case Hardened)
Application Manual & Automated Transmissions
Vehicle Type Trucks, Buses, Construction Equipment
Replacement Interval As per gearbox overhaul schedule
Compliance ISO 9001, TS 16949, ZF Original Specifications

Simple Install Tip:

Before installing the ZF 4th Speed Gear (1290395210), always inspect the shaft splines and adjacent synchronizer rings for wear. Clean the transmission housing thoroughly and use ZF-recommended assembly lubricant on the gear bore. Ensure correct alignment during installation to prevent premature failure. Torque all retaining components to ZF factory specifications.

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.