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Crown Automotive
Hypertech
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Drivetrain & Differential
Performance Axle Components
Ring and Pinion Installation Kits

Crown Automotive/Hypertech Ring and Pinion Installation Kits

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Crown Automotive Differential Master Overhaul Kit

From $122.99

Differential Master Overhaul Kit
Bearings, seal, shims and hardware
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From $122.99

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Crown Automotive Differential Master Overhaul Kit - D35MASKIT

Part Number: CROD35MASKIT

Crown Automotive Differential Master Overhaul Kit - D35MASKIT

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Fitment: Direct Fit
Differential Master Overhaul Kit
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Crown Automotive Differential Master Overhaul Kit - D35MASKIT

Part #: CROD35MASKIT

$282.99

$293.34

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Crown Automotive Dana 44 Master Ring and Pinion Rebuild Kit - D44TJDBMASKIT

Part Number: CROD44TJDBMASKIT

Crown Automotive Dana 44 Master Ring and Pinion Rebuild Kit - D44TJDBMASKIT

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Dana 44 226 rear axle
With disc brakes
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Crown Automotive Dana 44 Master Ring and Pinion Rebuild Kit - D44TJDBMASKIT

Part #: CROD44TJDBMASKIT

$689.99

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Dana 44 226 rear axle
With disc brakes
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Crown Automotive Differential Kit - 4798912

Part Number: CRO4798912

Crown Automotive Differential Kit - 4798912

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Differential Kit
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Crown Automotive Differential Kit - 4798912

Part #: CRO4798912

$185.99

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Differential Kit
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We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

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Crown Automotive Differential Overhaul Kit - C825MASKIT

Part Number: CROC825MASKIT

Crown Automotive Differential Overhaul Kit - C825MASKIT

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Differential Overhaul Kit
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$233.99

$242.00

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Crown Automotive Differential Overhaul Kit - C825MASKIT

Part #: CROC825MASKIT

$233.99

$242.00

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Fitment: Direct Fit
Differential Overhaul Kit
California Residents: WARNING

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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!

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Crown Automotive Differential Master Overhaul Kit - D30EMASKIT

Part Number: CROD30EMASKIT

Crown Automotive Differential Master Overhaul Kit - D30EMASKIT

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Fitment: Direct Fit
Differential Master Overhaul Kit
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Crown Automotive Differential Master Overhaul Kit - D30EMASKIT

Part #: CROD30EMASKIT

$247.99

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On Backorder

Fitment: Direct Fit
Differential Master Overhaul Kit
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

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!

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Crown Automotive Differential Master Overhaul Kit - D30LMASKIT

Part Number: CROD30LMASKIT

Crown Automotive Differential Master Overhaul Kit - D30LMASKIT

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

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Fitment: Direct Fit
Differential Master Overhaul Kit
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PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

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$212.99

$220.00

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Crown Automotive Differential Master Overhaul Kit - D30LMASKIT

Part #: CROD30LMASKIT

$212.99

$220.00

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Direct Fit
Differential Master Overhaul Kit
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!

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Crown Automotive Differential Master Overhaul Kit - D35WJMASKIT

Part Number: CROD35WJMASKIT

Crown Automotive Differential Master Overhaul Kit - D35WJMASKIT

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

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Fitment: Direct Fit
Differential Master Overhaul Kit
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

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$318.99

$330.00

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Crown Automotive Differential Master Overhaul Kit - D35WJMASKIT

Part #: CROD35WJMASKIT

$318.99

$330.00

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Free! Curbside & In-Store Pickup: Select A Store Near You

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On Backorder

Fitment: Direct Fit
Differential Master Overhaul Kit
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!

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Crown Automotive Dana 44 Differential Overhaul Kit - D44JKMASKIT

Part Number: CROD44JKMASKIT

Crown Automotive Dana 44 Differential Overhaul Kit - D44JKMASKIT

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Fitment: Direct Fit
07-18 Wrangler JK, 2 & 4 Door
Dana 44 rear
Includes: differential bearings, shim kit, bolt kit, pinion bearings, crush collar, slinger, pinion seal, nut, washer and RTV sealer
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

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Qualifies for Free Shipping

$389.99

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Crown Automotive Dana 44 Differential Overhaul Kit - D44JKMASKIT

Part #: CROD44JKMASKIT

$389.99

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

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Fitment: Direct Fit
07-18 Wrangler JK, 2 & 4 Door
Dana 44 rear
Includes: differential bearings, shim kit, bolt kit, pinion bearings, crush collar, slinger, pinion seal, nut, washer and RTV sealer
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

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!

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Crown Automotive Differential Master Overhaul Kit - D44TJMASKIT

Part Number: CROD44TJMASKIT

Crown Automotive Differential Master Overhaul Kit - D44TJMASKIT

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

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On Backorder

Fitment: Direct Fit
Differential Master Overhaul Kit
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$442.99

On Backorder

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Crown Automotive Differential Master Overhaul Kit - D44TJMASKIT

Part #: CROD44TJMASKIT

$442.99

On Backorder

Email me when this product comes in stock

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LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Direct Fit
Differential Master Overhaul Kit
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

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!

No, thanks

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Crown Automotive Differential Master Overhaul Kit - D44WJMASKIT

Part Number: CROD44WJMASKIT

Crown Automotive Differential Master Overhaul Kit - D44WJMASKIT

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Direct Fit
Differential Master Overhaul Kit
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$335.99

On Backorder

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Crown Automotive Differential Master Overhaul Kit - D44WJMASKIT

Part #: CROD44WJMASKIT

$335.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Direct Fit
Differential Master Overhaul Kit
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

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!

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Crown Automotive Differential Master Overhaul Kit - D44YMASKIT

Part Number: CROD44YMASKIT

Crown Automotive Differential Master Overhaul Kit - D44YMASKIT

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

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Fitment: Direct Fit
Differential Master Overhaul Kit
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$369.99

On Backorder

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Crown Automotive Differential Master Overhaul Kit - D44YMASKIT

Part #: CROD44YMASKIT

$369.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Direct Fit
Differential Master Overhaul Kit
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

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!

No, thanks

Sign In Or Create an Account

Create An Account

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Crown Automotive Differential Master Overhaul Kit - D44ZMASKIT

Part Number: CROD44ZMASKIT

Crown Automotive Differential Master Overhaul Kit - D44ZMASKIT

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Crown Automotive Differential Master Overhaul Kit - D44ZMASKIT

Part #: CROD44ZMASKIT

$184.99

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Differential Master Overhaul Kit
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Crown Automotive Differential Gear Set - F88BI

Part Number: CROF88BI

Crown Automotive Differential Gear Set - F88BI

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Crown Automotive Differential Gear Set - F88BI

Part #: CROF88BI

$175.99

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Crown Automotive Bearing and Seal Kit - AM20BK

Part Number: CROAM20BK

Crown Automotive Bearing and Seal Kit - AM20BK

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Model 20 Bearing and Seal Kit
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Crown Automotive Bearing and Seal Kit - AM20BK

Part #: CROAM20BK

$175.99

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Model 20 Bearing and Seal Kit
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Crown Automotive Differential Kit - 4746879

Part Number: CRO4746879

Crown Automotive Differential Kit - 4746879

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Differential Kit
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Crown Automotive Differential Kit - 4746879

Part #: CRO4746879

$137.99

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Differential Kit
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We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

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Crown Automotive Differential Gear Set - 5072492AB

Part Number: CRO5072492AB

Crown Automotive Differential Gear Set - 5072492AB

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Fitment: Direct Fit
Differential Gear Set
Factory style replacement
Steel construction
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Crown Automotive Differential Gear Set - 5072492AB

Part #: CRO5072492AB

$272.99

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Fitment: Direct Fit
Differential Gear Set
Factory style replacement
Steel construction
California Residents: WARNING

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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!

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Crown Automotive Dana 35 Master Ring and Pinion Installation Kit - 3171166K

Part Number: CRO3171166K

Crown Automotive Dana 35 Master Ring and Pinion Installation Kit - 3171166K

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Fitment: Direct Fit
Pinion Seal
Pinion Bearings
Crush Sleeve
Pinion Nut
Carrier Bearings
Ring Gear Bolts
Complete Shim Kit
Cover Gasket
Silicone Sealer
Lock Tite
Gear Marking Compound
California Residents: WARNING

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$148.99

$154.00

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Crown Automotive Dana 35 Master Ring and Pinion Installation Kit - 3171166K

Part #: CRO3171166K

$148.99

$154.00

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Fitment: Direct Fit
Pinion Seal
Pinion Bearings
Crush Sleeve
Pinion Nut
Carrier Bearings
Ring Gear Bolts
Complete Shim Kit
Cover Gasket
Silicone Sealer
Lock Tite
Gear Marking Compound
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!

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Crown Automotive NP249 Master Overhaul Kit - 249EMASKIT

Part Number: CRO249EMASKIT

Crown Automotive NP249 Master Overhaul Kit - 249EMASKIT

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Fitment: Direct Fit
NP249 transfer case
Includes: bearings, oil seals, gaskets and small parts kit
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Crown Automotive NP249 Master Overhaul Kit - 249EMASKIT

Part #: CRO249EMASKIT

$157.99

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Fitment: Direct Fit
NP249 transfer case
Includes: bearings, oil seals, gaskets and small parts kit
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

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!

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Crown Automotive Differential Kit - 26019852

Part Number: CRO26019852

Crown Automotive Differential Kit - 26019852

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Fitment: Direct Fit
Differential Kit
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$122.99

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Crown Automotive Differential Kit - 26019852

Part #: CRO26019852

$122.99

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Fitment: Direct Fit
Differential Kit
California Residents: WARNING

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