1920 Indian Powerplus with Cradle Spring Frame ManufacturerHendee Manufacturing Company Also calledIndian Standard (1923-1924)[1] Production1916-1924 AssemblySpringfield, MA, USA Predecessor1913-1916 Indian V-Twin SuccessorIndian Chief ClassHeavyweight standard EngineFour-stroke 42° flathead V-twin engine (see engine infobox below) Transmission3-speed gearbox, hand shifter, hand and foot clutch controls[2] SuspensionFront: Trailing-link fork with leaf spring Rear: either rigid (as standard) or