Triumph Rocket 3 GT 221 - 2023 Specifications and Reviews

The 2023 Triumph Rocket 3 GT 221 is a heavyweight cruiser designed for riders seeking commanding torque and aggressive styling. Its massive 2458cc triple engine delivers 221 Nm of torque, making it one of the most powerful cruisers available. Best suited for experienced riders who value raw muscle and distinctive character over lightweight agility.

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General information

CategoryCustom / cruiser
Year2023
ModelTriumph Rocket 3 GT 221
 
 

Engine and Transmission Specifications

Exhaust systemStainless 3-into-1 headers with 3 exit silencer / CAT box
Emission detailsEuro 5
Greenhouse gases158.2 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel consumption6.82 litres/100 km (14.7 km/l or 34.49 mpg)
ClutchWet, multi-plate hydraulically operated, torque assist
Transmission typeShaft drive (cardan)   (final drive)
Gearbox6-speed
Cooling systemLiquid
Fuel controlDouble Overhead Cams/Twin Cam (DOHC)
Fuel systemInjection. Ride-by-Wire
Bore x Stroke110.2 x 85.9 mm (4.3 x 3.4 inches)
Compression10.8:1
Torque221.0 Nm (22.5 kgf-m or 163.0 ft.lbs) @ 4000 RPM
Power165.0 HP (120.4 kW) @ 6000 RPM
Engine detailsCounter rotating crankshaft
Engine typeIn-line three, four-stroke
Capacity:2458.0 ccm (149.99 cubic inches)

Brakes, suspension, Frame and wheels

WheelsCast aluminum, 20-spoke
Rear brakesSingle disc. Brembo M4.32 4-piston monobloc caliper, Cornering ABS
Diameter320 mm (12.6 inches)
Front brakesDouble disc. Brembo M4.30 Stylema® 4-piston radial monobloc calipers, Cornering ABS
Rear tire240/50-R16
Front tire150/80-R17
Rear wheel travel107 mm (4.2 inches)
Rear SuspensionFully adjustable Showa piggyback reservoir RSU with remote hydraulic preload adjuster.
Front wheel travel120 mm (4.7 inches)
Front SuspensionShowa 47mm upside-down 1 1 cartridge front forks, compression and rebound adjuster.
Trail135 mm (5.3 inches)
Rake (fork angle)27.9°
Frame typeAluminium. Single-sided, cast aluminium swingarm.

Physical measures and capacities

Fuel capacity18.00 litres (4.76 US gallons)
Wheelbase1677 mm (66.0 inches)
Overall width886 mm (34.9 inches)
Overall length2500 mm (98.4 inches)
Overall height1066 mm (42.0 inches)
Seat height750 mm (29.5 inches) If adjustable, lowest setting.
Power/weight ratio0.5612 HP/kg
Dry weight294.0 kg (648.2 pounds)
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
CommentsRider modes Rain/Road/Sport/Rider-configurable. Traction control. Cruise control. Special edition. Small windscreen.
Factory warranty2 year unlimited mileage
LightTwin LED headlight
InstrumentsTFT multi-functional dashboard
StarterElectric
Color optionsRed Hopper/Sapphire Black

Performance Profile & Rider Fit

165 hp
Peak Power
3.2s
0-60 mph

Best For

Track30%
City45%
Cornering55%
Daily Riding65%
Touring75%
Passenger75%

Rider Profile

Best ForBest suited to experienced riders who are comfortable managing a very heavy, immensely torquey machine at low speed and in traffic.
PurposeBuilt for effortless, brutal roll-on acceleration and long-haul cruising rather than for track days or tight technical roads.
Rider FitIts substantial dry weight and low center of gravity make it manageable once rolling, but demand strength and confidence during slow maneuvers, parking, and U-turns.
CharacterA muscular, torque-monster cruiser with a huge in-line triple engine that delivers massive low-end thrust wrapped in premium cycle parts and modern electronics.
Not Ideal ForNot the right choice for riders wanting a lightweight, flickable bike for tight twisties or any kind of off-road use.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2023 Triumph Rocket 3 GT 221 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 750mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2023 Triumph Rocket 3 GT 221, with a cramped knee angle of around 85 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

Find bikes that fit your height →

⚠ Safety Recalls (1)

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER Oct 2023 · 23V730000

Triumph Motorcycles America, Ltd. (Triumph) is recalling certain 2020 Rocket 3 TFC, 2020-2024 Rocket 3 R, Rocket 3 GT, 2022 Rocket 3 GT Triple Black, and Rocket 3 R Black motorcycles. The rear brake master cylinder may fail to move fluid through the system properly, requiring an extended distance to stop.

Risk: Extended stopping distance increases the risk of a crash.

Remedy: Dealers will replace the rear brake master cylinder, free of charge. Owner notification letters were mailed November 20, 2023. Owners may contact Triumph's customer service at 1-678-854-2010. Triumph's number for this recall is SRAN 611.

Source: NHTSA. View all Triumph recalls →

Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2023 Triumph Rocket 3 GT 221 is an impressive motorcycle that delivers an exhilarating ride and a sleek, modern design. With its powerful 221 horsepower engine and responsive performance, this bike offers an exceptional riding experience for motorcycle enthusiasts. The comfortable seating position and advanced technology features make it a standout choice for long rides and daily commutes. Whether you're a seasoned rider or a newcomer to the world of motorcycles, the Rocket 3 GT 221 is sure to impress with its performance and style. Overall, the 2023 Triumph Rocket 3 GT 221 is a remarkable motorcycle that offers a thrilling ride and cutting-edge features. Its powerful engine and modern design set it apart from other bikes in its class, making it a top contender for riders looking for performance and style. Whether you're hitting the open road or navigating city streets, the Rocket 3 GT 221 delivers an exceptional riding experience that is sure to impress.
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