Heat oven to 325F. Combine graham crecker crumbs, sugar and butter: press firmly on pottom of a 9" springform pan.
With mixer, beat cream cheese until fluffy. Gradually beat in sweetened condensed milk until smooth. Add pumpkin, eggs, 1/4 cup maple syrup, cinnamon, nutmeg & salt: mix well. Pour over crust in prepared springform pan. Bake 1 1/4 hours or until center appears nearly set when shaken. Cool 1 hour. Cover and chill at least 4 hours
To serve, spoon some Maple Pecan Sauce over cheesecake. Garnish wit additional pecans, if desired. Pass remaining sauce. Store leftovers, covered, in refrigerator.