Synchronizer Ring 1268 304 594 

Synchronizer Ring 1268 304 594 commonly fitted in heavy-duty ZF transmissions used in major truck and bus brands:

Overview

• Part Name: Synchronizer Ring / Cone Ring

• OEM Code: Synchronizer Ring 1268 304 594 (alternate format without spaces: 1268304594)

• Manufactured by EuroRicambi and compatible with ZF gearbox models 9S1110 and 9S1310

Compatible Vehicles & Gearboxes

Used extensively across heavy-vehicle brands:

• ZF Transmissions: G701, S6 series, 8S210, 9S1110, 9S1310, and more.

• Vehicle Brands: Scania (OE 1431526), Volvo (20910593), Mercedes-Benz (000 262 6734), MAN, DAF, Iveco, Renault Trucks, Isuzu, etc.

Technical Specifications

Function in Gearbox Systems

• Mounted inside the synchronizer assembly, this ring helps equalize gear and shaft speeds during shifting.

• Provides a friction surface for smooth engagement, preventing grinding and premature wear.

• Works alongside the synchronizer hub and sleeve to lock gears effectively.

Pricing & Availability

• Friday Parts listing: US $67.10 for the 42T version fitting ZF 9S1110/9S1310 gearboxes .

• eBay options: From US $236 (Poland listing) down to ~$41+ per month financing for bulk units.

• Alibaba suppliers: Offer OEM-compatible units priced US $10–22 each (MOQ applies) .

Summary

• OEM Code: 1268 304 594 / 1268304594

• Application: ZF gearbox (9S1110, 9S1310, S6 variants)

• Vehicle Fitment: Scania, Mercedes-Benz, Volvo, DAF, Iveco, Renault, MAN

• Specs: 42 teeth, ~156.8 mm diameter, ~11.3 mm thick

• Weight: ~0.26–0.30 kg

• Price Range: US $10–236 depending on brand, seller, and quantity