Brand: World American
M/S 3RD GEAR CM40 (39T) 5.3
California Proposition 65: Cancer and Reproductive Harm – www.P65Warnings.ca.gov
Taxonomy A: HD Manual Transmission
Taxonomy B: Main Section
Taxonomy C: Mainshafts & Gears
Tooth Quantity: 39

Warranty Period: 1 Year or 100,000 Miles

Replaces:

• Navistar: 1663-640-C
• Navistar: 1663640C1
• Tremec: 40817
• Navistar: FTSPR40817
• Genuine Newstar: S-A329
• Genuine Newstar: SA329
• Genuine Newstar: SGR-40-8-17