KM552 IMS 18X9 6X139.7 ET00 CB106.1 MATTE BLACK GLOS BLACK LIP KM552ZB20906318: 20x9 KM552 IMS KMC In 6x135 18 Offset on Sale 20x9 +18 KMC KM552 IMS 6x135 Matte Black W Gloss Black Lip Wheels (Set 20x9 +0 KMC KM552 IMS 6x5.5 Matte Black W Gloss Black Lip Wheels (Set 20x9 +18 KMC KM552 IMS 6x135 Matte Bronze W Gloss Black Lip Wheels. The KM552 IMS is a reimagined version of our famous Impact race wheel, tailored for your street and trail vehicle. Featuring a robust monoblock construction and simulated beadlock design, the KM552 is the perfect style additive for your truck, Jeep, and SUV. We took the IMS performance even further. We now offer the KM552 in 18 diameters and your choice of 6 and 8 lug bolt patterns for HD applications.