Spohn Performance 973-980G Features:

Don't use your old rusty mounting bolts when installing aftermarket or stock front lower and upper control a-arms on your 1978-1988 GM G-Body (if you managed to get the nuts off without breaking the bolts!).Our front lower and upper a-arm mounting hardware kit includes:(8) 12 mm Grade 10.9 bolts (zinc plated)(8) 12 mm flanged head steel lock nuts (zinc plated)(4) 12 mm flat washers (zinc plated)

• (8) 12 mm Grade 10.9 bolts (zinc plated)
• (8) 12 mm flanged head steel lock nuts (zinc plated)
• (4) 12 mm flat washers (zinc plated)
• Thread Type: Coarse
• Bolt Grade: 10.9
• Bolt Hex Size: 19 mm
• Bolt Quantity: Eight (8)
• Bolt Type: Hex Head
• Hardware Finish: Zinc Plated
• Nut Hex Size: 18 mm
• Nut Quantity: Eight (8)
• Nut Type: Flanged Top Lock
• Thread Pitch: 1.75 mm
• Thread Size: 12 mm
• Washer Grade: Grade 8
• Washer Quantity: Four (4)
• Washer Size: 12 mm
• Washer Type: Flat