Welcome To Speed Wrench!

Speed Wrench, Inc. has been a leader in vehicle mobile repair service and repair in West Michigan since 1989, with an original staff of five employees. Our current dedicated staff has grown to 150 members and has been proudly serving Western Michigan for the past 32 years. We provide a multitude of vehicle services such as semi truck repairs, truck maintenance, truck services, truck alignment, wheelchair lift repair, and hy-rail repair and service at our eighteen-bay repair facility, which includes two full service alignment bays.

The Speed Wrench Master State and ASE Certified Heavy-Duty Truck Technicians specialize in Cummins, Detroit, CAT, Mercedes and International engine repair. Our vehicle repair shops and mobile repair service capabilities have helped to make Speed Wrench a West Michigan mainstay and the local full-service, State Certified mobile repair service provider of choice.  Repairs done on-site or at our facility, done right the first time, and done same-day.

What we do

We offer on-site, on-demand semi-truck repair and services including suspension and alignments, motorhome/ truck inspections, preventative maintenance/ DOT inspections, road service & more! 

Our light duty division will take care of all your light truck repairs and services including, preventative maintenance / DOT inspections, diagnostics, minor/major repairs on all vehicle systems, pre-purchase inspections, engine & transmission repairs, and MORE! 

Speed Wrench offers a complete line of school bus, shuttle bus, and church bus repair and services including, collision and body repair, diagnostics, servicing, certified lift repairs, wheel alignment, DOT inspections, and MORE! 

Our 18 bay, including 2 full-service alignment bays, are equipped to service all makes and models of motorized and towable RVs. Some of the RV and motorhome services we offer are minor coach repair, generator services, winterization, axle service, collision repairs, and MORE! 

On-site, on-demand commercial repair services for cars, trucks, SUVs, and more! Some of our repairs and services include collision and paintwork, structural repairs, manufacturing defect warranties, towing services, general maintenance, and MORE! 

Customer Reviews

What Are People Saying?

mobile repair service

Call us today for expert onsite repair service

We offer on-site, on-demand commercial vehicle repair services including emergency vehicle repair, crane repair, trailer repair, bus repair, and motorhome repair.

Our Locations

Corporate/Body Shop

Light / heavy duty repairs & Service


crane inspections

Crane Inspections: Why, How and When

Crane Inspections: Why, How and When If you recently added a crane to your workplace, you might not understand the reasons for why it needs to go through an inspection,

maintenance tips for diesel engines

Key Maintenance Tips for Diesel Engines

Maintenance Tips for Diesel Engines When you drive a semi-truck cross country and you need to meet delivery deadlines, you should bring some extra items with you. Just in case

RV car tips

General RV Care Tips

General RV Care Tips Since your RV is part home and part vehicle it requires a combination of home maintenance and car maintenance. Just like how all vehicles have particular

Change Your Car's Air Filter

How to Change Your Car’s Air Filter

How to Change Your Car’s Air Filter We have all been there before while getting our vehicles oil changed and the mechanic shows you how filthy your air filter is