1992 CTR CTR426 , NUMBER OF KNIVES- 4, FRAME DIMENSIONS- (LENGTH 83 , WIDTH 86.15 , HEIGHT 99.70 ), DRIVE SPROCKET- 10.16 CM (4 ) CASE HARDENED, 9 TEETH, THROAT OPENING 34 3/8", NOSE ROLLER- 53.34 CM (21 ) WIDE X 40.64 CM (16 ) DIAMETER,