Aftermarket Seat and Backrest Fits Oliver:
660, 750, 770, 880, 990, 1500, 1555, 1600, 1700, 1800, 1900
Tech Info:
Attaches to the original frame and comes with new Bolts, Nuts and New Steel Hinge, for years of durability. The space between the hinge on the bottom of the seat cushion is 8 1/2 inches and is shown in the picture.
It is a must for that restoration job and a fraction of the cost of a new seat.