Target Audience:
Recreational riders and utility users seeking a two-up ATV for trail riding, hunting, and farm work
Segment:
Mid-displacement utility ATV
Engine:
550cc single-cylinder liquid-cooled four-stroke
Seating:
TRV (True Two Riding) two-up seating configuration
Drive System:
Selectable 2WD/4WD with locking front differential
Suspension:
Independent double wishbone front and rear
Engine:
Complete teardown, inspection, and rebuild procedures for the 550cc four-stroke single
Fuel System:
Fuel injection components, throttle body, and fuel pump service
Cooling System:
Radiator, coolant pump, thermostat, and hose replacement
Lubrication:
Oil pump, filtration, and oil circuit specifications
Electrical System:
Wiring diagrams, charging system, starter, and ignition service
Transmission:
Automatic CVT drive belt, clutch, and gearcase service
Drive System:
4WD engagement, front differential, CV axles, and driveshaft
Brakes:
Hydraulic disc brake service, pads, rotors, and master cylinder
Steering:
Steering components and alignment procedures
Suspension:
A-arm, shock, and bushing service and replacement
Wheels and Tires:
Wheel removal, tire service, and torque specifications
Frame and Body:
Frame inspection, rack, fender, and body panel removal
Exhaust:
Muffler, spark arrestor, and head pipe service
Torque Specifications:
Factory torque values provided throughout all procedures
Wiring Diagrams:
Complete electrical schematics included
Special Tools:
Required special tools identified for each procedure
Troubleshooting:
Systematic diagnostic procedures for engine, electrical, and drivetrain faults
Parts Information:
Exploded views and part identification for serviceable components
Specifications Tables:
Fastener sizes, clearances, wear limits, and fluid capacities
Technical Depth:
Written for dealership-level technicians and experienced DIY owners
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engine Type:
Single-cylinder four-stroke, liquid-cooled, SOHC
Displacement:
545cc (approximately 550cc class)
Fuel System:
Electronic fuel injection (EFI)
Cooling:
Liquid cooling with radiator
Bore and Stroke:
N/A - verify exact figures in the manual specifications section
Compression Ratio:
N/A - verify exact figure in the manual specifications section
Transmission Type:
Automatic CVT (continuously variable transmission) with high/low range and reverse
Drive Type:
Selectable 2WD/4WD with locking front differential
Drive Belt:
CVT drive belt, serviceable per manual procedures
Features:
Gearcase oil service and CVT cover inspection covered in manual
Crash Test Ratings:
N/A - ATVs are not subject to consumer crash test ratings
Braking:
Hydraulic disc brakes front and rear
Passive Features:
Two-up seating with passenger handholds and footrests
Operator Safety:
Manual includes safety precautions and warnings for all service procedures
Engine Oil:
Change at initial break-in, then per scheduled interval; capacity and grade specified in manual
Air Filter:
Inspect and clean regularly; replace when contaminated
CVT Belt:
Inspect for wear and cracking at scheduled intervals
Valve Clearance:
Check at scheduled intervals; adjustment procedure covered in manual
Gearcase Oil:
Front differential and rear gearcase fluid changes at scheduled intervals
Brake Pads:
Front and rear disc pads are routine wear items
CV Boots and Axles:
Inspect boots for tears; axle replacement procedures included
Bushings:
A-arm bushings are common wear items on higher-mileage units
Spark Plug:
Replace at scheduled interval; heat range specified in manual
Manufacturer:
Arctic Cat, a Minnesota-based powersports manufacturer founded in 1960
Model Line:
The 550 TRV is part of Arctic Cat's utility ATV line with two-up TRV (True Two Riding) bodywork
Production Location:
Arctic Cat ATVs were produced in Thief River Falls and St. Cloud, Minnesota
2011 Model Year:
The 2011 550 TRV carried the EFI single-cylinder engine with independent rear suspension
