Heavy Duty Truck Parts

New Parts Added! Sign Up for Updates

SKU: GTP05967

3.90 Ratio For () | A-38520-1, A38520-1, A385201, A385201390, M10A385201, ROR-A-38520-1, S-8226, S8226, TDA A385201

Regular price $363.80
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 Differential Ring and Pinion is precision manufactured to OEM gear ratios and tooth geometry. It distributes torque efficiently between axles, maximizing traction and minimizing wear in commercial trucks.

Specifications

Gear Ratio 3.90
Mounting Location Rear-Rear
Pinion Gear Tooth Quantity 10
Pinion Shaft Diameter 2 Inch
Pinion Spline Count 39
Ring Gear Tooth Quantity 39
Tooth Count 10/39
Warranty Period 1 Year or 100,000 Miles

Interchange / Cross-Reference Numbers

Brand Part Number
Meritor A-38520-1
Meritor A38520-1
Meritor A385201
Meritor A385201390
Timken M10A385201
Genuine Newstar ROR-A-38520-1
Genuine Newstar S-8226
Genuine Newstar S8226
Freightliner TDA A385201

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.