An offshoot of the dependable TKtrack trencher, the 30SG stump grinder features a variant of the same time-tested track drive platform used by the TKseries. The 30SG has a hydraulically-driven cutter wheel that is raised and lowered into the stump and then moved from side to side to cut down. The 30SG power options consist of a 31hp Briggs & Stratton Vanguard V-Twin or a 26.5hp Kohler EFI engine. The engine is coupled to two gear pumps: the larger gear pump drives the cutter wheel and the sm
