B1750 was a newer design, 20HP engine, available bi-speed turn. F, DT, HSE, HSD (Gear/2WD, Gear/4WD, Hydro/2WD, Hydro/4WD) models available. Power steering on 4WD models, turf, bar-turf, and R1 ag tires were available when new. Took the 1640 or LA300 loader, lift capacity, 600-650lbs (rough...