Yukon Gear Axle, 2003+ Chrysler 10.5/11.5 AAM, 38 Spline
Yukon Gear part YA C11.5-38-40 is a replacement axle shaft engineered for 2003 and newer Chrysler 10.5in/11.5in AAM differentials with 38-spline axles, used across Dodge and Ram 2500/3500 heavy-duty trucks. Built from high-quality alloy with modern heat-treating for a stronger-than-stock axle suited to towing, off-road, and daily-driver use.
Key Features
- High-quality alloy construction with advanced heat-treating
- 38-spline design for the Chrysler 10.5in/11.5in AAM differential
- Stronger-than-stock replacement for towing and heavy-duty use
- Direct-fit replacement for factory axle
Fitment
Fits 2003-2014 Dodge/Ram 2500 and 3500 trucks equipped with the 10.5in/11.5in AAM differential and 38-spline axles. Confirm your specific axle spline count and differential before ordering.
Specifications
| Detail | Value |
|---|---|
| Manufacturer part number | YA C11.5-38-40 |
| Application | Chrysler 10.5in/11.5in AAM differential |
| Spline count | 38 |
| Type | Replacement axle shaft |
What's Included
- 1 replacement axle shaft
About Yukon Gear
Yukon Gear & Axle manufactures differential, axle, and drivetrain components engineered for durable, precise-fit replacement and upgrade applications.
FAQ
What differential does this axle fit?This axle fits the Chrysler 10.5in/11.5in AAM differential with 38-spline axles used in 2003+ Dodge/Ram 2500 and 3500 trucks.
How many splines does this axle have?This axle has 38 splines.
Is this a direct OEM replacement?Yes, this axle is designed as a direct-fit, stronger-than-stock replacement for the factory axle.
Do I need to confirm my spline count before ordering?Yes. Some Chrysler 10.5in/11.5in applications use different spline counts, so confirm 38-spline before ordering.
Is professional installation recommended?Yes. Axle replacement requires differential disassembly and should be performed by a qualified technician.
What material is this axle made from?This axle is made from high-quality alloy steel with modern heat-treating for added strength.
Can this axle handle towing and off-road use?Yes, this axle is engineered to be stronger than stock for towing, off-road, street, and track use.
Do I need to confirm fitment before ordering?Yes. Confirm your exact differential and spline count before ordering.
Installation Instructions
- Remove the differential cover and carrier assembly.
- Remove the old axle shaft from the housing.
- Install the new axle shaft, ensuring proper engagement with the differential.
- Reassemble the carrier and torque all fasteners to specification.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Axles
Performance axle shafts and complete axles for street cars, drag builds, trucks, Jeeps, and all-wheel-drive platforms are stocked at Black Ops Auto Works. Shop heavy-duty CV axles, front axle shafts, rear axle shafts, chromoly axles, 300M axles, drag-race axles, off-road axle upgrades, hubs, CV joints, spline-matched replacement axles, and drivetrain components for Trackhawk, Durango Hellcat, Charger, Challenger, Subaru WRX and STI, Honda, Nissan Skyline, GM trucks, and Ford applications. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 241 axle SKUs across front and rear drive positions, axle-shaft materials, CV configurations, spline counts, power ratings, and vehicle-specific drivetrain systems. What This Axle Collection Covers Axles transfer torque from the differential or transaxle to the driven wheels. This collection includes upgraded shafts and replacement units for perfo...
View Axles Products
Axles & Components
Performance axles and axle components for high horsepower Mopar Hellcat and Trackhawk platforms, sport compact swaps, and classic muscle cars and trucks are stocked at Black Ops Auto Works. Shop upgraded CV axle shafts, axle seals, axle disconnect kits, and OE style replacement axles from DSS, USA Standard, Yukon Gear and Axle, and G Force for Jeep, Dodge, Honda, Subaru, Nissan, and classic GM truck platforms. Every axle is filterable by year, make, model, trim, and horsepower rating so the correct spline count, length, and CV joint configuration ships the first time. Black Ops Auto Works carries 276 axle and axle component SKUs across Mopar Hellcat and Trackhawk, JDM and sport compact swap platforms, and classic GM truck and passenger car applications. What This Collection Covers Axle shafts transmit engine and transmission torque from the differential to the wheels, and factory axles are engineered around factory horsepower and torque figures with limited safety margin for sig...
View Axles & Components Products
Drivetrain
Drivetrain parts for high-horsepower Mopar, truck, Jeep, and import platforms are stocked at Black Ops Auto Works. Shop differentials, axles, driveshafts, clutch kits, flywheels, flexplates, shifters, transmission components, ring and pinion gears, differential braces, and driveline hardware for Hellcat, Trackhawk, TRX, HEMI, LS, LT, Coyote, and turbocharged import platforms. Every drivetrain part is filterable by vehicle platform, drivetrain layout, transmission type, and power level so the correct part ships the first time. Black Ops Auto Works carries 4,765 drivetrain SKUs across differentials, axles, clutches, and transmission hardware. What This Category Covers The drivetrain transfers power from the engine to the wheels and includes the transmission, clutch, driveshafts, axles, differentials, ring and pinion gears, wheel hubs, wheel bearings, U-joints, shifters, mounts, and bushings. Upgrading these components improves power delivery, durability, and reliability under incr...
View Drivetrain Products
Yukon Gear & Axle
Yukon Gear and Axle drivetrain parts are stocked at Black Ops Auto Works for GM, Ford, Chrysler, Ram, and Jeep platforms. Shop ring and pinion sets, positraction and locker units, axle overhaul kits, differential covers, driveshafts, and manual transmission rebuild components for Dana 60/61, GM 8.2/8.5/8.6/9.5, Ford 8.8/9/10.25/10.5, and Chrysler 8.25/9.25 inch axles. Yukon parts are proven in extreme-duty use, including King of the Hammers and Moab rock crawling events, and every part here is filterable by axle size, gear ratio, and spline count. Black Ops Auto Works carries 1122 Yukon Gear and Axle SKUs across ring and pinion, differential, and axle rebuild categories. What This Brand Covers Yukon Gear and Axle builds ring and pinion sets, differential carriers, positraction and locking differentials, axle shafts, bearing and seal kits, driveshafts, and manual transmission rebuild components for domestic trucks, SUVs, and Jeeps. The brand is best known for supporting extreme-d...
View Yukon Gear & Axle Products


