State Line Truck Service

Repair, Maintenance, and Service Since 1975

State Line Truck Service is one of the largest and most experienced truck service dealers in New England. Our family owned and operated business has been servicing and selling parts since 1975.

We service ALL makes and models, and carry a large stock of truck parts.


Parts and Services

Trailer Work

Brakes, suspension, king pins, plates, door and roof repair.


Josam laser alignments; Medium and Heavy Duty

Inspections & Tune Ups

NH State Inspections, DOT Inspections & NH Overweight Inspections

Frame Rails

We stock and install Genuine Mack frame rails. We also lengthen and shorten wheel bases.

Seasonal Specials

Check out our Specials regularly for deals on our parts and services.

Tools & Parts

We carry a huge selection of parts for nearly any problem.

Reman Engines


Parts and Repair

Satisfaction Guaranteed

Call us today

State Line Truck Service