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Vehicle Info Needed975 Rear Upper Control Arm Mounting Hardware Bolts Nuts Washers, 1971-1996 GM B-Body
Ships on 09/09/2026
Lowest Price GuaranteeSpohn Performance 975 Features:
Don't use your old rusty mounting bolts when installing rear upper control arms (if you managed to get the nuts off without breaking the bolts!).This hardware kit is up to the task of handling the severe abuse that these large and heavy cars will throw at them, only the best Grade 8 and Grade 10.9 components go into our mounting hardware kit.Our rear upper control arms mounting hardware kit includes:(2) 14 mm Grade 10.9 bolts (zinc plated)(2) 14 mm Flanged head steel lock nuts (zinc plated)(2) 14 mm Grade 8 flat washers (zinc plated)(2) 12 mm Grade 10.9 bolts (zinc plated)(2) 12 mm Flanged head steel lock nuts (zinc plated)(2) 12 mm Grade 8 flat washers (zinc plated)Fitment Note: The 14 mm hardware is used on the front ends and the 12 mm hardware is used on the rear ends of the rear upper control arms.
- (2) 12 mm Grade 10.9 bolts (zinc plated)
- (2) 12 mm Flanged head steel lock nuts (zinc plated)
- (2) 12 mm Grade 8 flat washers (zinc plated)
- (2) 14 mm Grade 10.9 bolts (zinc plated)
- (2) 14 mm Flanged head steel lock nuts (zinc plated)
- (2) 14 mm Grade 8 flat washers (zinc plated)
- 12 mm Bolt Finish: Zinc Plated
- 12 mm Bolt Grade: 10.9
- 12 mm Bolt Hex Size: 19 mm
- 12 mm Bolt Quantity: Two (2)
- 12 mm Bolt Type: Hex Head
- 12 mm Nut Finish: Zinc Plated
- 12 mm Nut Hex Size: 18 mm
- 12 mm Nut Quantity: Two (2)
- 12 mm Nut Thread Pitch: 1.75 mm
- 12 mm Nut Type: Flanged Head Steel Locking
- 12 mm Washer Finish: Zinc Plated
- 12 mm Washer Grade: 8
- 12 mm Washer Quantity: Two (2)
- 12 mm Washer Type: Flat
- 14 mm Bolt Finish: Zinc Plated
- 14 mm Bolt Grade: 10.9
- 14 mm Bolt Hex Size: 22 mm
- 14 mm Bolt Quantity: Two (2)
- 14 mm Bolt Type: Hex Head
- 14 mm Nut Finish: Zinc Plated
- 14 mm Nut Hex Size: 21 mm
- 14 mm Nut Quantity: Two (2)
- 14 mm Nut Type: Flanged Head Steel Locking
- 14 mm Thread Pitch: 2.00 mm
- 14 mm Washer Finish: Zinc Plated
- 14 mm Washer Grade: 8
- 14 mm Washer Quantity: Two (2)
- 14 mm Washer Type: Flat
Your Choice for Best-Performing Tubular Control Arms
Spohn Performance Tubular Control Arms and Components redefine performance and quality, setting a higher standard. Engineered from aerospace-level technology and design tools, these control arms deliver exceptional handling, responsiveness, weight savings, strength, and durability for daily driving or track days. Upgrade your outdated OE factory control arms and hardware for a remarkable blend of precision performance and superior ride comfort. Available in front and rear, upper and lower applications.
