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Left Hand Front Axle Assembly for 2003-2008 Chrysler 9.25in Front Differential, Part YA C5086667AB
The Yukon Gear YA C5086667AB is a complete left-hand front axle assembly designed as a direct bolt-in replacement for the Chrysler 9.25 inch front differential in 2003-2008 Dodge Ram 1500, Ram 2500, and Ram 3500 4WD trucks. Manufactured from 1541H alloy steel with advanced heat-treating technology, the YA C5086667AB provides superior strength and durability compared to the factory OEM shaft. This complete assembly uses a 1485 series U-joint and requires no additional components for installation, making it the most straightforward driver-side front axle replacement available for these Ram heavy-duty and half-ton applications.
Features and Benefits
- Direct-fit left-hand (driver side) front axle replacement for 2003-2008 Dodge Ram 1500, Ram 2500, and Ram 3500 with Chrysler 9.25 inch front differential
- 1541H alloy steel construction with advanced heat-treating for superior fatigue resistance and torque capacity
- 33 spline inner end for precise engagement with the Chrysler 9.25 inch front differential carrier
- 45.5 inch overall length matching OEM factory specification exactly
- Complete assembly including 1485 series U-joint and all pre-assembled components
- No housing modifications or machining required for installation
- Backed by Yukon Gear and Axle one-year manufacturer warranty
Vehicle Fitment
| Year | Make | Model | Trim |
|---|---|---|---|
| 2003 | Dodge | Ram 2500 | Laramie |
| 2004 | Dodge | Ram 2500 | Laramie |
| 2005 | Dodge | Ram 2500 | Laramie |
| 2006 | Dodge | Ram 2500 | Laramie |
| 2007 | Dodge | Ram 2500 | Laramie |
| 2008 | Dodge | Ram 2500 | Laramie |
| 2003 | Dodge | Ram 2500 | SLT |
| 2004 | Dodge | Ram 2500 | SLT |
| 2005 | Dodge | Ram 2500 | SLT |
| 2006 | Dodge | Ram 2500 | SLT |
| 2007 | Dodge | Ram 2500 | SLT |
| 2008 | Dodge | Ram 2500 | SLT |
| 2003 | Dodge | Ram 2500 | ST |
| 2004 | Dodge | Ram 2500 | ST |
| 2005 | Dodge | Ram 2500 | ST |
| 2006 | Dodge | Ram 2500 | ST |
| 2007 | Dodge | Ram 2500 | ST |
| 2008 | Dodge | Ram 2500 | ST |
| 2006 | Dodge | Ram 2500 | Power Wagon |
| 2007 | Dodge | Ram 2500 | Power Wagon |
| 2008 | Dodge | Ram 2500 | Power Wagon |
| 2003 | Dodge | Ram 3500 | Laramie |
| 2004 | Dodge | Ram 3500 | Laramie |
| 2005 | Dodge | Ram 3500 | Laramie |
| 2006 | Dodge | Ram 3500 | Laramie |
| 2007 | Dodge | Ram 3500 | Laramie |
| 2008 | Dodge | Ram 3500 | Laramie |
| 2003 | Dodge | Ram 3500 | SLT |
| 2004 | Dodge | Ram 3500 | SLT |
| 2005 | Dodge | Ram 3500 | SLT |
| 2006 | Dodge | Ram 3500 | SLT |
| 2007 | Dodge | Ram 3500 | SLT |
| 2008 | Dodge | Ram 3500 | SLT |
| 2003 | Dodge | Ram 3500 | ST |
| 2004 | Dodge | Ram 3500 | ST |
| 2005 | Dodge | Ram 3500 | ST |
| 2006 | Dodge | Ram 3500 | ST |
| 2007 | Dodge | Ram 3500 | ST |
| 2008 | Dodge | Ram 3500 | ST |
| 2006 | Dodge | Ram 1500 | Laramie |
| 2007 | Dodge | Ram 1500 | Laramie |
| 2008 | Dodge | Ram 1500 | Laramie |
| 2006 | Dodge | Ram 1500 | SLT |
| 2007 | Dodge | Ram 1500 | SLT |
| 2008 | Dodge | Ram 1500 | SLT |
| 2006 | Dodge | Ram 1500 | ST |
| 2007 | Dodge | Ram 1500 | ST |
| 2008 | Dodge | Ram 1500 | ST |
Specifications
| Specification | Detail |
|---|---|
| Part Number | YA C5086667AB |
| UPC | 883584214403 |
| Differential | Chrysler 9.25 in. Front |
| Side | Left Hand (Driver) |
| Spline Count (Inner) | 33 spline |
| Overall Length | 45.5 in. |
| U-Joint Type | 1485 series |
| Material | 1541H Alloy Steel |
| Assembly Type | Complete axle assembly |
| Prop 65 | Not Applicable |
| Warranty | 1 Year Manufacturer Warranty |
What's Included
- One complete left-hand front axle assembly (YA C5086667AB)
- 1485 series U-joint and all pre-assembled components
Frequently Asked Questions
What vehicles does the YA C5086667AB fit?
The YA C5086667AB fits 2003-2008 Dodge Ram 1500, Ram 2500, and Ram 3500 4WD trucks with the Chrysler 9.25 inch front differential. Verify your differential type before ordering.
What side does the YA C5086667AB replace?
This is the left-hand (driver side) front axle assembly. For the right-hand passenger-side replacement, see part YA C5086666AB.
What is the spline count on the YA C5086667AB?
The inner end features 33 splines, matching the Chrysler 9.25 inch front differential carrier precisely for proper torque transfer and engagement.
Will installing the YA C5086667AB void my factory warranty under the Magnuson-Moss Warranty Act?
The Magnuson-Moss Warranty Act protects consumers from having their vehicle warranty voided solely due to use of an aftermarket part. The manufacturer must prove the YA C5086667AB caused the specific failure in question before any warranty denial is valid.
What warranty does Yukon provide on the YA C5086667AB?
Yukon covers the YA C5086667AB under a one-year manufacturer warranty against defects in materials and workmanship.
Is this a complete assembly or just the shaft?
The YA C5086667AB is a complete front axle assembly, pre-assembled with a 1485 series U-joint and all components. No additional parts are needed for a standard replacement installation.
Does this axle require any modifications to install?
No modifications are required. The YA C5086667AB is a direct bolt-in replacement matching factory OEM dimensions and spline count.
Is the YA C5086667AB suitable for a lifted or modified Ram truck?
Yes. The 1541H alloy steel construction and advanced heat-treating make the YA C5086667AB stronger than the factory axle, suitable for lifted trucks, larger tires, and demanding towing applications where the factory shaft may be marginal.
Installation Instructions
- Raise and support the front of the truck on jack stands. Remove the left front wheel.
- Remove the front skid plate if present to access the differential and left axle shaft.
- Remove the left front brake caliper, rotor, and hub assembly.
- Remove the hub nut and slide the hub off the spindle.
- Disconnect the inner end of the axle from the front differential by removing the snap ring or retaining clip at the inner stub.
- Carefully withdraw the old axle shaft from the differential housing, keeping the differential seal from being damaged.
- Install the new YA C5086667AB by sliding the inner end fully into the differential housing until the splines seat against the side gear.
- Install the snap ring or retaining clip to lock the inner stub in place.
- Reassemble the hub, rotor, and caliper and torque the hub nut to the Ram factory specification.
- Reinstall the skid plate and front wheel. Lower the vehicle and road-test in both 2WD and 4WD to confirm smooth operation.
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