Brand: World American
SYNCHRO ASSY 5-6 FSO6406A W/CU
California Proposition 65: Cancer and Reproductive Harm – www.P65Warnings.ca.gov
Taxonomy A: HD Manual Transmission
Taxonomy B: Synchronizers & Components

Warranty Period: 1 Year or 100,000 Miles

Replaces:

• Mack: 3088-K-3421
• PAI: 900175
• World American: A6137
• Freightliner: FUL K3421
• Navistar: FULK-3421
• Genuine Newstar: FUR-K-3421
• Fuller- Transmissions: K-3421
• Fuller- Transmissions: K-7004
• World American: K7004
• Rockwell International: M13K-3421
• Rockwell International: M13K3421
• Genuine Newstar: S-13096
• Genuine Newstar: S13096