2018 Indian Chieftain Classic Technical Analysis & Specification Breakdown
Engineered by Indian for the custom - cruiser motorcycle segment, the 2018 Indian Chieftain Classic features a 1811 cc (110.5 cu in) air-cooled v2, four-stroke configuration. In factory specification, maximum torque reaches 150 Nm (110.6 lb-ft) at 2,100 rpm, transferring power to the rear wheel through a 6-speed gearbox and belt final drive. Internal engine geometry specifies a bore and stroke of 101.0 x 113.0 mm (4.0 x 4.4 inches) with a 9.5:1 compression ratio.
On the scales, the Chieftain Classic measures 385 kg (849 lbs) wet (curb). Rider ergonomics and chassis geometry center around a 660 mm (26 in) seat height — giving shorter riders and urban commuters confident flat-foot reach at traffic stops, combined with a 1,668 mm (65.7 in) wheelbase engineered for planted straight-line stability. The 20.8-liter (5.5 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Indian archive, this model family spans 3 indexed model years from 2018 to 2020, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Standover Height
660 mm (26 in)
Engine
Displacement1811.0 ccm (110.51 cubic inches)
Engine TypeV2, four-stroke
Engine DetailsThunder Stroke® 111 engine
Torque150.0 Nm (15.3 kgf-m or 110.6 ft.lbs) @ 2100 RPM
Compression9.5:1
Bore x Stroke101.0 x 113.0 mm (4.0 x 4.4 inches)
Fuel SystemInjection. Closed Loop Sequential Port Fuel Injection
CoolingAir
Transmission
Gearbox6-speed
Final DriveBelt (final drive)
Performance
ExhaustSplit dual exhaust with cross-over
Chassis
Frame TypeCast aluminium
Rake25.0°
Trail150 mm (5.9 inches)
Front SuspensionTelescopic forks with air adjustment
Front Travel119 mm (4.7 inches)
Rear SuspensionSingle shock
Rear Travel114 mm (4.5 inches)
Wheelbase1668 mm (65.7 inches)
Ground Clearance142 mm (5.6 inches)
Wheels & Brakes
Front Tyre130/90-B16
Rear Tyre180/60-R16
Front BrakesDouble disc. ABS. Floating discs. 4 piston caliper.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
