DODGE RAM 3500 Spindle
Built for hauling, towing, and commercial use, the Dodge RAM 3500 Spindle is precision-machined for trucks running full-float rear axles with a single or dual rear wheel configuration. This spindle keeps your rear-end geometry tight, supports consistent wheel alignment, and restores proper spacing for duals under extreme hauling conditions.
If you’re rebuilding or replacing a worn component, our spindles are designed as a direct-fit solution that integrate seamlessly with OEM hub and brake assemblies. Before purchasing this spindle, please verify the product dimensions provided below.
Product Dimensions: Inner Bearing ID: 57.15 mm, Outer Bearing ID: 50.80 mm, Wheel Seal ID: 72.49 mm, Lock Nut: 50.8 mm (2”-16 TPI)
WATCH: Step-by-Step Pickup Truck Spindle Removal/Installation
| Type: | RAM 3500 and 3500 Dually, Pickup Truck |
| Recommended Fit For: | AAM 11.5" or Dana 80 Full-Float Rear Axle |
| Heat Treatment: | Yes |
| Weight: | 13 lbs |
| Warranty: | 1 year limited warranty |
| Compatible Parts: | Inner Bearing: SET416(45291/45220), AAM 40105400CONE; Outer Bearing: Tapered LM104949; Wheel Seal: SKF 28545, Seal 40012061, 5086983AA, 710563, AMM 40156029; Locknut: DOORMAN 615-139, 5086760AB, AAM 341509, DORMAN 615132 |
| Dimensions: | Inner Bearing ID: 57.15 mm, Outer Bearing ID: 50.80 mm, Wheel Seal ID: 72.49 mm, Lock Nut: 50.8 mm (2''-16 TPI) |
Description
This spindle is engineered with the correct 72.49 mm (2.85 in) seal specification to match factory fitment of the model RAM 3500 and RAM 3500 Dually. Manufactured from alloy steel, heat-treated, and built to OEM dimensions for the AAM 11.5″ or Dana 80 full-float axle, it delivers the strength needed for heavy commercial use. Corrosion-resistant construction ensures longevity even in punishing environments like construction fleets, long-haul transport, or agricultural work.
Trusted by professional mechanics and fleet operators, this spindle provides the durability and reliability your RAM 3500 demands—engineered to OEM standards, to restore factory precision and keep your Dually performing at its peak.
Pickup Truck Spindle Installation – Full Demonstration
Is this the right spindle for the job?

Truck Compatibility – Parts List
This RAM 3500 Replacement Spindle is designed to fit Dodge RAM 3500 SRW and DRW. Here is a list of parts compatible with this spindle:
- Vehicle Models: Dodge RAM 3500 Single Rear Wheel or Dually
- Axle Type: AAM 11.5″ Semi-Float Rear Axle
- Inner Bearing SET416 45291/45220
- Outer Bearing LM104949
- Locknut: 81035
- Wheel Seal: 28545, 40012061
If you’re still in doubt, contact us and we’ll help you find the right product.
DODGE RAM 3500 Spindle – Frequently Asked Questions
Is this spindle compatible with lifted RAM 3500s?
Yes, this spindle is compatible with lifted RAM 3500 models that retain the factory AAM 11.5″ semi-float rear axle setup.
Is this spindle suitable for both SRW and DRW models?
Yes. This spindle is suitable for both RAM 3500 and RAM 3500 Dually models.




