Skip to content

HOME
ABOUT
BRANDS
COLLECTIONS
ACCOUNT
- Profile
- Orders
- Settings
MOBILE APP
CONTACT

Facebook
Instagram
YouTube
TikTok
X
Pinterest
Snapchat
Tumblr
Vimeo

Search

Search

Popular search:

SHOP BY CATEGORY

Air & Fuel
Engine
Drivetrain
Exhaust
Brakes
Suspension & Components
Safety Equipment
Chassis Components
More

HOME
ABOUT
BRANDS
COLLECTIONS
ACCOUNT
- Profile
- Orders
- Settings
MOBILE APP
CONTACT

Collection: Differential Cases

Filter:

Availability

0 selected

Availability

In stock (27 products)
Out of stock (7 products)

In stock (27 products)
Out of stock (7 products)

Price

The highest price is $2,599.95

$

From

$

To

Brand

0 selected

Brand

Detroit Speed and Engineering (2 products)
Moser Engineering (3 products)
Performance Engineering & Manufacturing (19 products)
Strange Engineering (10 products)

Detroit Speed and Engineering (2 products)
Moser Engineering (3 products)
Performance Engineering & Manufacturing (19 products)
Strange Engineering (10 products)

Product type

0 selected

Product type

Differential Cases (34 products)

Differential Cases (34 products)

Sort by:

34 products

Filter and sort Filter

Filter and sort

Filter

34 products

Availability

In stock (27 products)
Out of stock (7 products)

Clear

Price

The highest price is $2,599.95

$

From

$

To

Clear

Brand

Detroit Speed and Engineering (2 products)
Moser Engineering (3 products)
Performance Engineering & Manufacturing (19 products)
Strange Engineering (10 products)

Clear

Product type

Differential Cases (34 products)

Clear

Sort by:

Remove all

34 products

FN988 STD Case 31 SPL TT 3.73 Ratio 1350

Vendor:
Detroit Speed and Engineering

FN988 STD Case 31 SPL TT 3.73 Ratio 1350

Regular price $2,599.95 USD

Regular price ~~$2,599.95 USD~~ Sale price $2,599.95 USD
Unit price per
FN988 STD Case 31 SPL TT 3.55 Ratio 1350

Vendor:
Detroit Speed and Engineering

FN988 STD Case 31 SPL TT 3.55 Ratio 1350

Regular price $2,599.95 USD

Regular price ~~$2,599.95 USD~~ Sale price $2,599.95 USD
Unit price per
9in Aluminum Case - 3.250in Bore

Vendor:
Strange Engineering

9in Aluminum Case - 3.250in Bore

Regular price $544.99 USD

Regular price ~~$544.99 USD~~ Sale price $544.99 USD
Unit price per
9in Aluminum Case - 3.062in Bore

Vendor:
Strange Engineering

9in Aluminum Case - 3.062in Bore

Regular price $544.99 USD

Regular price ~~$544.99 USD~~ Sale price $544.99 USD
Unit price per
Ford 9in Alm Diff. Case 3.812

Sold out

Vendor:
Moser Engineering

Ford 9in Alm Diff. Case 3.812

Regular price $715.00 USD

Regular price ~~$715.00 USD~~ Sale price $715.00 USD
Unit price per

Sold out
Ford 9in Alm. Carrier Case - 3.250 OD Bearing

Vendor:
Moser Engineering

Ford 9in Alm. Carrier Case - 3.250 OD Bearing

Regular price $715.00 USD

Regular price ~~$715.00 USD~~ Sale price $715.00 USD
Unit price per
Differential Case Ford 9 inch 3.062

Vendor:
Moser Engineering

Differential Case Ford 9 inch 3.062

Regular price $290.00 USD

Regular price ~~$290.00 USD~~ Sale price $290.00 USD
Unit price per
Ford 9in Brute 36lb Diff Housing

Vendor:
Performance Engineering & Manufacturing

Ford 9in Brute 36lb Diff Housing

Regular price $265.99 USD

Regular price ~~$265.99 USD~~ Sale price $265.99 USD
Unit price per
New Center Section MS 5.83 31 Spline 1310

Sold out

Vendor:
Performance Engineering & Manufacturing

New Center Section MS 5.83 31 Spline 1310

Regular price $612.99 USD

Regular price ~~$612.99 USD~~ Sale price $612.99 USD
Unit price per

Sold out
NEW Center Section MS 5.67 31 Spline 1310

Vendor:
Performance Engineering & Manufacturing

NEW Center Section MS 5.67 31 Spline 1310

Regular price $612.99 USD

Regular price ~~$612.99 USD~~ Sale price $612.99 USD
Unit price per
9in Center Section Eaton Tru Trac 3.70 Ratio

Vendor:
Performance Engineering & Manufacturing

9in Center Section Eaton Tru Trac 3.70 Ratio

Regular price $1,509.99 USD

Regular price ~~$1,509.99 USD~~ Sale price $1,509.99 USD
Unit price per
New Center Section FS 7.00 Ratio 31 Spline L/W

Sold out

Vendor:
Performance Engineering & Manufacturing

New Center Section FS 7.00 Ratio 31 Spline L/W

Regular price $789.99 USD

Regular price ~~$789.99 USD~~ Sale price $789.99 USD
Unit price per

Sold out
New Center Section FS 6.83 Ratio 31 Spline L/W

Vendor:
Performance Engineering & Manufacturing

New Center Section FS 6.83 Ratio 31 Spline L/W

Regular price $789.99 USD

Regular price ~~$789.99 USD~~ Sale price $789.99 USD
Unit price per
9in Gear Full Spool 6.00 Ratio New Center Section

Vendor:
Performance Engineering & Manufacturing

9in Gear Full Spool 6.00 Ratio New Center Section

Regular price $718.99 USD

Regular price ~~$718.99 USD~~ Sale price $718.99 USD
Unit price per
9in Gear Full Spool 5.29 Ratio New Center Section

Vendor:
Performance Engineering & Manufacturing

9in Gear Full Spool 5.29 Ratio New Center Section

Regular price $718.99 USD

Regular price ~~$718.99 USD~~ Sale price $718.99 USD
Unit price per
New Center Section FS 6.66 Ratio 31 Spline L/W

Vendor:
Performance Engineering & Manufacturing

New Center Section FS 6.66 Ratio 31 Spline L/W

Regular price $789.99 USD

Regular price ~~$789.99 USD~~ Sale price $789.99 USD
Unit price per
New Center Section FS LW 650 Ratio 31 Spline

Sold out

Vendor:
Performance Engineering & Manufacturing

New Center Section FS LW 650 Ratio 31 Spline

Regular price $766.99 USD

Regular price ~~$766.99 USD~~ Sale price $766.99 USD
Unit price per

Sold out
9in Gear Full Spool 6.50 Ratio New Center Section

Sold out

Vendor:
Performance Engineering & Manufacturing

9in Gear Full Spool 6.50 Ratio New Center Section

Regular price $718.99 USD

Regular price ~~$718.99 USD~~ Sale price $718.99 USD
Unit price per

Sold out
9in Gear Full Spool 6.33 Ratio New Center Section

Sold out

Vendor:
Performance Engineering & Manufacturing

9in Gear Full Spool 6.33 Ratio New Center Section

Regular price $718.99 USD

Regular price ~~$718.99 USD~~ Sale price $718.99 USD
Unit price per

Sold out
9in Gear Full Spool 6.20 Ratio New Center Section

Vendor:
Performance Engineering & Manufacturing

9in Gear Full Spool 6.20 Ratio New Center Section

Regular price $718.99 USD

Regular price ~~$718.99 USD~~ Sale price $718.99 USD
Unit price per
New Center Section FS LW 583 Ratio 31 Spline

Vendor:
Performance Engineering & Manufacturing

New Center Section FS LW 583 Ratio 31 Spline

Regular price $766.99 USD

Regular price ~~$766.99 USD~~ Sale price $766.99 USD
Unit price per
9in Gear Full Spool 5.83 Ratio New Center Section

Vendor:
Performance Engineering & Manufacturing

9in Gear Full Spool 5.83 Ratio New Center Section

Regular price $718.99 USD

Regular price ~~$718.99 USD~~ Sale price $718.99 USD
Unit price per
9in Gear Full Spool 5.67 Ratio New Center Section

Vendor:
Performance Engineering & Manufacturing

9in Gear Full Spool 5.67 Ratio New Center Section

Regular price $718.99 USD

Regular price ~~$718.99 USD~~ Sale price $718.99 USD
Unit price per
9in Gear Full Spool 5.43 Ratio New Center Section

Vendor:
Performance Engineering & Manufacturing

9in Gear Full Spool 5.43 Ratio New Center Section

Regular price $718.99 USD

Regular price ~~$718.99 USD~~ Sale price $718.99 USD
Unit price per

1
2

Rocket Performance Products

Proudly Serving the Northeast Asphalt Oval Racing Community

Secured Payment Gateways

Payment methods

Policies

Terms
Privacy
Shipping
Refund

My Account

Search
Orders
Profile
Settings

Contact Info

(315) 573-1501
Based in Ontario, NY
Email RPP Support
support@rocketperformanceproducts.com

Search
Orders
Profile
Settings

© 2026, Rocket Performance Products

Cart
Log in

We use cookies to enhance your experience on our website.

View our Privacy & Policy

Choosing a selection results in a full page refresh.
Opens in a new window.