Heavy Duty Truck Parts

New Parts Added! Sign Up for Updates

SKU: TRN02803

M/S O/D GEAR 18 SPD 42T | 4302664, 4304316, 4304514B, 4304514X, FUL-, S-20826, S20826, WA4304514, XX-, XX4304514, FUL-4304514, XX-4304514

Regular price $75.51
Shipping calculated at checkout.


If you need to order multiple parts, give us a call so our sales team can work to combine your order into fewer packages and save you money on shipping! 858-898-1558

Delivery and Shipping

This part typically ships within 1 to 2 business days.

This Manual Transmission Main Shaft Gear is precision manufactured to OEM synchronizer, gear, and bearing specifications for smooth, notch-free gear engagement in commercial trucks.

Specifications

Gear Position Overdrive Gear
Spline Quantity 24
Tooth Quantity 42
Warranty Period 1 Year or 100,000 Miles

Interchange / Cross-Reference Numbers

Brand Part Number
Fuller- Transmissions 4302664
World American 4304316
Fuller- Transmissions 4304514B
Fuller- Transmissions 4304514X
Fuller- Transmissions FUL-
Genuine Newstar S-20826
Genuine Newstar S20826
World American WA4304514
Genuine Newstar XX-
Fuller- Transmissions XX4304514

Payment & Security

Payment methods

  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.