AZ Differential Specialists

AZ Differential Specialists From repairing your everyday car, to building custom rear ends or replacing bearings and seals, to changing your gear ratio, we do it all. And we do it right!

Our team is the best in the business! From repairing Grandma’s car to customizing the street rod, AZ Differential Specialists in Phoenix provides top quality service that you can depend on! Quality Service That You Can Depend On! Arizona Differential Specialists has been serving the Phoenix area since 1997

We do custom rears from Grandma's Car to Tow, Show, & Go! We use quality O.E.M and Aftermar

ket Parts

Specializing in:
-Differentials
-Custom Rears
-Custom Axels
-Narrowing
-Gearing
-Transfer Cases

The summer heat is here! We know a lot of you will be telling your rigs out of town into cooler temperatures. Get in tou...
06/06/2026

The summer heat is here! We know a lot of you will be telling your rigs out of town into cooler temperatures.
Get in touch with us to find out how would your ratio change can optimize your towing capabilities..
And if you haven't had your differential service recently, you can schedule that by contacting David at the shop or scheduling online through our website! Have a great weekend friends!

Changing your differential's ring and pinion gears—commonly called "regearing"—restores or optimizes the mechanical adva...
06/04/2026

Changing your differential's ring and pinion gears—commonly called "regearing"—restores or optimizes the mechanical advantage between your engine and your wheels.

When You Should Regear...
You Swapped to Larger Tires
You Need Better Towing or Off-Road Power
You Want Faster Acceleration
You Want Lower Highway RPMs

QUESTIONS?
Contact the experts at AZ Differential Specialists 🏁

We're Baaaack!We Hope You All Had a Great Weekend, but it's time to get back to work! We're OPEN 8 am to 5 pm Monday thr...
05/26/2026

We're Baaaack!
We Hope You All Had a Great Weekend, but it's time to get back to work! We're OPEN 8 am to 5 pm Monday thru Friday! 🏁

The difference between Memorial Day & Veterans Day:Memorial Day Honors the fallen men and women who died during military...
05/22/2026

The difference between Memorial Day & Veterans Day:
Memorial Day Honors the fallen men and women who died during military service.
Veterans Day: is for celebrating all who served in the U.S. military. 🇺🇸

We're OPEN until 5pm today and we'll be closed tomorrow (Friday). We'll be back in the shop on Tuesday at 8 am. Have a g...
05/21/2026

We're OPEN until 5pm today and we'll be closed tomorrow (Friday). We'll be back in the shop on Tuesday at 8 am.
Have a great weekend, friends! 🏁

Our God brother stopped by the shop...
05/20/2026

Our God brother stopped by the shop...

05/19/2026

We only made 1 run in the car, and we found water in the oil. It was still a fun weekend!
Here's Henry's Post Race Report 🏁

Bigger tires act like a taller gear ratio, which robs your truck of low-end torque, and reduces towing capacity. Bigger ...
05/18/2026

Bigger tires act like a taller gear ratio, which robs your truck of low-end torque, and reduces towing capacity. Bigger tires (without a ratio change)causes the transmission to constantly shift, and puts unnecessary strain your engine. 🏁

QUESTIONS? Contact the experts at
AZ Differential Specialists .

05/15/2026

Happy Friday, friends!
Who else is racing down in Tucson this weekend? 🏁

Address

2180 W Grand Avenue
Phoenix, AZ
85009

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Website

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