Quarter Extension Mounting Hardware (Version 2)


6 Pc Quarter Extension Mounting Nuts with Sealant (“Speed Nut” Style)

Fits 1970 – 1972 Buick GS, GSX & Skylark


Note: Buick used 2 different styles of the Quarter Extension Nuts. We have both styles.


Stage 1 Restoration has the most hardware of any vendor for the 1970 – 1972 GS / GSX & Skylark Models.

Don’t see what you need ?  Give me a call, we probably have it!


SKU: DCM-14148-K Categories: ,