GMPartsGiant.com offers the wholesale prices for genuine 2017 GMC Terrain parts. Parts like Strut Assembly/Front are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.4L, 6 Cyl 3.6L. Model Code: SLE1 SUV, SLE2 SUV, SLT SUV.