2019 POLARIS 550 INDY 144, 2019 POLARIS 550 INDY 144The Polaris INDY 550 144 is a performance style snowmobile with an MSRP of $7,999 and is carryover for 2019. Power is provided by a 2-Stroke, 544cc, Air / Fan cooled, Reed Valve, Horizontal In-line engine with Electric / Pull starter. The engine is paired with transmission and total fuel capacity is 11.5 gallons. The INDY 550 144 has front tires and a rear tires. The front suspension is an Independent A-Arm while the rear suspension is an . Front brakes and rear Hydraulic Disc brakes provide stopping power. The INDY 550 144 comes standard with an One-Piece, 1-passenger seat.