Welcome Guest
SHOP BY CATEGORY
SHOP BY BRAND
SHOP BY VEHICLE
Sales Support 877-474-4821
877-260-5452
Call Our Stateside Experts!
- Home
- Crown Automotive
- Eaton
- On Sale
- Drivetrain & Differential
31 Splines Crown Automotive/Eaton Drivetrain & Differential
31 Splines Crown Automotive/Eaton On Sale
3 Product Groups
Switch to View Products
Eaton E-Locker Differentials
Eaton E-LockerFrom $1,419.99
- Electronically-selectable differential for on-demand traction
- Provides 100% axle lock on demand via on/off switch
- Switch is dash-mountable making it easier to reach
- Most reliable on-demand differential on the market
- Allows user to send all available torque to drive wheels
- Provides maximum traction to tackle the most challenging terrain
- Beefy, forged gears for added strength and reliability
- Works in both forward and reverse
- Time-tested performance and durability
- New wiring harness designed for straightforward installation
- Minimal wiring provides a clean, snag-free installation
- California Residents: WARNING
From $1,419.99
4.0
4.0
(104)
Eaton Posi Lmited-Slip Differentials
Eaton Eaton Posi DifferentialFrom $699.99
- For use with 17 spline axles
- Designed to work with the following ratios: 3.08 to 3.90 and 4.11 to 4.56
- Replaceable carbon fiber clutches
- Net-forged spider and side gears
- Fully rebuildable
- California Residents: WARNING
From $699.99
5.0
5.0
(9)
From $639.99
4.7
4.7
(1131)
6 Products
Switch to View Product Groups
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Eaton Detroit TrueTrac Ford 8.8 Inch 31 Spline Rear Differential - 913A561
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- For Use With 31 Spline Axles
- For Use With All Gears
- For Use In Rear Applications Only
- Automatic Torque Biasing
- Smooth Actuating
- Clutchless Operation
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$699.99
$760.86
In-Stock Ships today ?
$699.99
$760.86
In-Stock Ships today
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- For Use With 31 Spline Axles
- For Use With All Gears
- For Use In Rear Applications Only
- Automatic Torque Biasing
- Smooth Actuating
- Clutchless Operation
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Eaton Detroit TrueTrac Ford 9 Inch 31 Spline Rear Differential - 913A586
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Universal Fit
- For Use With 31 Spline Axles
- For Use With All Gears
- For Use In Rear Applications Only
- Automatic Torque Biasing
- Smooth Actuating
- Clutchless Operation
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$639.99
$695.64
Only 2 left in Stock ?
$639.99
$695.64
Only 2 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Universal Fit
- For Use With 31 Spline Axles
- For Use With All Gears
- For Use In Rear Applications Only
- Automatic Torque Biasing
- Smooth Actuating
- Clutchless Operation
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Eaton Detroit Locker Ford 8.8 Inch 31 Spline 7/8 Cross Pin Automatic Locker - 187C145A
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Universal Fit
- For Use With 31 Spline Axles
- Automatic Locking
- Legendary Traction
- Unmatched Durability
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$974.99
$1,032.60
Only 2 left in Stock ?
Eaton Detroit Locker Ford 8.8 Inch 31 Spline 7/8 Cross Pin Automatic Locker - 187C145A
Part #: EAT187C145A$974.99
$1,032.60
Only 2 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Universal Fit
- For Use With 31 Spline Axles
- Automatic Locking
- Legendary Traction
- Unmatched Durability
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Eaton Detroit Locker Ford 9 Inch 31 Spline Automatic Locker - 187SL17B
- Fitment: Universal Fit
- For Use With 31 Spline Axles
- For Use With All Gears
- Automatic Locking
- Legendary Traction
- Unmatched Durability
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$825.99
$869.55
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$825.99
$869.55
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 31 Spline Axles
- For Use With All Gears
- Automatic Locking
- Legendary Traction
- Unmatched Durability
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Eaton Ford 8.8 Inch 31 Spline Limited Slip - 19588-010
- Fitment: Universal Fit
- For Use With 31 Spline Axles
- For Use With All Gears
- Replaceable Carbon Fiber Clutches
- All Forged Spider And Side Gears
- Rebuildable
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$699.99
$769.06
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$699.99
$769.06
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 31 Spline Axles
- For Use With All Gears
- Replaceable Carbon Fiber Clutches
- All Forged Spider And Side Gears
- Rebuildable
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Eaton Ford 8.8 Inch 31 Spline E-Locker - 19660-010
- Fitment: Universal Fit
- For use with 31 spline axles
- For use with all gears
- Electric activation
- Switches from open to full spool
- For use with C-clip axles
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$1,419.99
$1,510.63
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$1,419.99
$1,510.63
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For use with 31 spline axles
- For use with all gears
- Electric activation
- Switches from open to full spool
- For use with C-clip axles
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
