Only 17,390 Miles! Boasts 30 Highway MPG and 23 City MPG! Dealer Certified Pre-Owned. This CHEVROLET TRAX boasts a Turbocharged Gas 4-Cyl 1.4L/ engine powering this Automatic transmission. WHEELS, 16" (40.6 CM) ALUMINUM (STD), TRANSMISSION, 6-SPEED AUTOMATIC (STD), TIRES,... via HomeNet, Inc.