Nearly 20 years, we specialize in the Auto Parts such as auto radiator, rubber brake hose, etc, with advanced technology, we mainly produce the radiators for the GM series. Radiator structure: Plastic tank/aluminum core. Rows: One row. Specification as following: Cuc:312,333,434,616,617,618,619,622,631,674,677,681,705,764,767,852,853,856,921,955,1043,1046,1216,1290,1343,2473,2474, etc Modine:2058,2073,2055,2048,2049,2221,2140,2224,2229,2352,2346,2391,2396,2436,2392,2545,2561,2694,2801,2812, etc. We have more than 100 items.