10½” X 5½"
Front OD (NASCAR Style):
8¾” X 5 ½"
Front OD (Pro Series style):
8½” X 5 ½"
Rear OD:
10” X 5"
11” X 5"
13” X 5"
15” X 5"
20” X 5"
Rear single pig tail end OD:
11” X 5½"
12” X 5½"
Rear double pig tail ends OD:
14” X 7"
5½" Street Stocks / Stock Appearing:
5½” X 11"
5½” X 12"
Conventional Rear OD:
5"
Progressive pull bar springs
400#/1000#
600#/1200#
900#/1300#
Specialty Springs & Products
Helper springs
Penske tracking damper springs
Standard pull bar springs
Stacked Spring dividers
18-400 .909 x 3" 400# rated springs
Composite Leaf Springs
Chrysler Specification
C3, C4, C5 & C6 Corvette
G.M./Camaro
Hydraulic Spring Perches
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