Professional on-road truck and off-road equipment repair services delivered on site or in the shop to keep heavy-duty operations running safely and efficiently across Alberta.
TOP GUN HD provides specialized heavy-duty mechanical services for Alberta’s transportation, mining, oil and gas, pipeline, forestry, and civil construction industries. Our certified technicians work exclusively on heavy-duty on-road trucks and off-road equipment, delivering accurate diagnostics, quality repairs, and preventative maintenance.
From highway fleets to mine sites and industrial projects, we focus on minimizing downtime, maintaining compliance, and extending the service life of critical assets.
Complete heavy-duty engine rebuilds and overhauls for on-road trucks and off-road equipment, completed to manufacturer standards for long-term reliability.
Heavy-duty engine conversion services designed to improve performance, efficiency, and compatibility for both trucks and industrial equipment.
Turbo conversions and upgrades to increase power, responsiveness, and efficiency for heavy-duty engines operating under demanding conditions.
DPF diagnostics, repair, and tuning services for on-road heavy-duty trucks to support emissions compliance and optimal engine performance.
Preventative maintenance programs for heavy-duty fleets and equipment, including inspections, scheduled servicing, and repair planning to reduce unexpected downtime.
Inspection, maintenance, and repair services for heavy-duty trailers to ensure safe operation and regulatory compliance.
Certified CVIP inspections for on-road heavy-duty trucks and trailers, completed efficiently with clear documentation.
Complete heavy-duty brake inspections, diagnostics, and repair services for on-road trucks and applicable off-road equipment systems.
Complete drivetrain service including manual and automated transmissions, clutches, torque converters, and differentials to keep power transferring reliably.
Professional hydraulic diagnostics, repair, maintenance, and system installation to ensure clean, efficient, and dependable hydraulic performance.
TOP GUN HD operates multiple advanced diagnostic systems that allow our technicians to identify faults quickly, verify repairs accurately, and eliminate guesswork whether work is performed in the field or in the shop.
Detroit, Detroit Diagnostic Link
Komatsu, Hitachi, Bobcat
ISM, ISB, ISL, ISX, X15
Peterbilt & Kenworth
CAT, ECAT, ESA, SIS
Service Ranger
Cummins Insite
International
Quick Serve
Allison DOC
John Deere
PACCAR
Davie 4
Wabco
Meritor
Bendix
Eaton
Isuzu
EDS
Contact TOP GUN HD to schedule a service or discuss fleet and equipment maintenance solutions tailored to your operations.
500+ Happy Clients
100% Satisfaction
Jack M.
Fleet Manager
TOP GUN HD responds quickly, diagnoses problems accurately, and delivers solid heavy-duty repairs. They understand how important uptime is to our operation.
Billy D.
Mining Superindendant
Professional, reliable, and safety-focused. We trust TOP GUN HD with our heavy-duty fleets on and off the road.
Fast support for your heavy-duty truck repair needs.
Send us your details and our team will respond promptly.
We go wherever the roads go
TOP GUN HD meets and exceeds industry safety and compliance standards to support heavy-duty industrial, commercial, and fleet operations across Alberta.
