Tier One Transmissions

Tier One Transmissions Arizona's #1 Transmission Builder 602.399.5484
2 Year Unlimited Mile Warranty, Financing Options, and Units Ready to Ship

09/14/2026
09/13/2026

Power Driven Diesel with 4029hp!

09/12/2026

Josh McCormack with ANOTHER dyno record. 2097hp on stock bottom end L5P!

09/12/2026

ROLL OVER AT THE DIRT DRAGS

09/12/2026

Our best of show votes were a no brainer for Diesels in the Mountains.

What an awesome day one at Diesels in the mountains . Feel free to tag and share photos from today! Swing by our booth t...
09/12/2026

What an awesome day one at Diesels in the mountains . Feel free to tag and share photos from today! Swing by our booth tomorrow and say hi!

09/11/2026

Dirt drags in the mountains just hits different.

09/11/2026

Diesels in the Mountains already has some 🔥 pulling in for the weekend.

09/10/2026

The team is splitting up this weekend. Drag team is going out to test for Texas race coming up soon. Rest of the team is heading to Diesels in the Mountains! Stay tuned for a bunch of event coverage ahead.

Our shop parts runner truck isn't your normal shop truck, 7.3 Powerstroke dent side... Maybe we should add a 10R140 to i...
09/09/2026

Our shop parts runner truck isn't your normal shop truck, 7.3 Powerstroke dent side... Maybe we should add a 10R140 to it next 🤔

Address

23042 N 16th Lane
Phoenix, AZ
85027

Opening Hours

Monday 7:30am - 5pm
Tuesday 7:30am - 5pm
Wednesday 7:30am - 5pm
Thursday 7:30am - 5pm
Friday 7:30am - 5pm

Telephone

+16023995484

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