UJD84006 Seat Clamp Nut with Spacer---Replaces D1797R

Replaces number D1797R, JDS311

Fits: Unstyled A, AR-AO, Styled A, AR-AO, AOS, Unstyled B, BR-BO, B, BN, BNH, BW, BWH, BR
Unstyled D, Styled D, G, GP, H (1948 and earlier)