chassis Tanner 4-Wheel Drive - RMX Rocky Mountain Extreme Tube Chassis, Custom Fabrication,Four Wheel Drive and Professional Auto Repair for Colorado Springs

Welcome to Tanner Four Wheel Drive full service automotive repair and fabrication

Professional Quality Automotive Service

Tanner 4x4 Inc. Doin it right since 1974!

In our 37 years in the four wheel drive, foreign and domestic auto and Jeep repair and modification business, we have learned that nothing is more important than our customers. We strive to make every job, whether it be a bolt on lift kit installation (body or suspension) for Jeeps or trucks, or a purpose built 100k custom fabricated rock crawler/racer, exactly what the customer wants! That's why we are Colorado's 4 wheel drive specialists.

We carry more brands of 4x4 parts and custom accessories for the 4-wheel drive enthusiast than anyone, (including 4-wheel parts)! We specialize in extreme custom fabrication; from tube chassis designs to roll cages to bumpers with hitches and hub-locking swing away tire carriers, custom rock sliders or rockers, skid plates, lift kits by all the major brands and all the way to complete turn-key rock crawlers and rock racers that dominate off-road motor sports! Custom fabricated four link and Y-link suspension systems and beautiful one off extreme tube chassis and superior customer service have made Tanner 4x4 well known and respected in the hardcore off road industry as well as the front range community..


Tanner Four Wheel Drive- RMX Rocky Mountain Extreme is a family owned business delivering honest and professional automotive repair and quality maintenance services for Colorado Springs, Fountain, Widefield, Fort Carson, Monument and surrounding areas. Our ASE (automotive service excellence) CERTIFIED techs at Tanner 4x4 are equiped with the latest automotive technology and are equipped to handle all repairs, major and minor, on foreign and domestic cars and trucks. Tanner 4x4 can meet your automobile repair needs if you drive a TJ,CJ,YJ, FJ Toyota, Ford, Chevy, Dodge, Nissan, Jeep, or a custom combination of the companies previously listed.

basic auto repair services .


Jeep Repair and Service

Cooling System Flushing

Four Wheel Drive Service

Fuel Injection Service

Death Wobble Repairs

Tire Service

Check Engine Light

Service Engine Light

Oil Change & Lube

Shocks, Struts & Suspension

Ball Joint Replacement

Check out what we do.

Project Lil' Sideways

Featured Rig

Project Lil' Sideways

30 Sec. Television Ads

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RMX Motorsports

Check out what parts and vehicles we have for sale.

The Latest News

Read about all the latest things happening in the Tanner 4x4 and RMX community.

Full Service Repair

We are a full service auto repair shop specilizing in most foreign and all domestic 2wd and 4wd cars and trucks.

Custom Fabrication

Suspensions, Roll Cages, Stingers, Bumpers and Tire Carriers...nobody builds them better.

Tanner 4 Wheel Drive Full Service Auto Repair