Brand: World American
R&P 3.73 FRONT N400
Application: N400
Axle Position: Front
California Proposition 65: Cancer and Reproductive Harm – www.P65Warnings.ca.gov
Gear Ratio: 3.73
Pinion Gear Tooth Quantity: 11
Ring Gear Tooth Quantity: 41
Taxonomy A: HD Differential
Taxonomy B: Ring and Pinion
Taxonomy C: Front-Rear|Rear-Rear
Taxonomy D: 3.73

Warranty Period: 1 Year or 100,000 Miles

Replaces:

• Navistar: 1665-339-C
• Spicer: 401KG104X
• PAI: 497029
• Genuine Newstar: IH-1665-339-C
• Genuine Newstar: S-A347
• Genuine Newstar: SA347