Set of 32, 9/16 OEM Factory Wheel Lug Nuts Replacement for 1971-1988 Chevy GMC, 9/16-18 Thread 8 Lug Wheel, Part Number # 611-161

32-Piece 9/16''-18 Bulge Acorn Lug Nuts | Replace 611-161 | Fits 1971-1988 Chevy GMC 8-Lug Wheels Perfect Fit for Heavy-Duty Trucks This set of 32 bulge acorn lug nuts( 9/16"-18 Open End Lug Nuts) is engineered to replace OEM part 611-161, specifically designed for 1971-1988 Chevy and GMC vehicles with 8-lug wheels. Ideal for securing wheels on classic and vintage trucks, ensuring a tight, factory-style fit and reliable performance. Compatible Models Include (But Not Limited To): 1980-1986 C30/C3500 Pickup 1980-1996 G30/G3500 1980-1986 K30/K3500 1980-1999 P30/P3500 1987-1988 R30/V30/V3500 Pickup 1989-1991 R3500 Pickup Durable Construction Crafted with high-strength materials to withstand road vibrations and corrosion, these lug nuts feature a bulge acorn design for enhanced seating and a secure grip. Thread size: 9/16''-18, ensuring compatibility with your vehicle’s wheel studs. Easy Installation 9/16-18 Lug Nut Dually direct replacement for worn or damaged lug nuts—no modifications needed. Perfect for DIY enthusiasts or professional mechanics, helping you restore your truck’s wheel security in minutes. Package Includes: 32 x Bulge Acorn Lug Nuts (611-161 replacement). Backed by a satisfaction guarantee for peace of mind.

• FITMENT: 9/16''-18 bulge acorn lug nuts replace for 1971-1988 Chevy GMC with 8 Lug nut wheels, replace part number: 611-161
• MEASUREMENT: External Thread, 9/16''-18 Thread Pitch; 7/8" / 22mm Hex; 1.12'' /28.5 mm OAL; Conical Seat - 60 Deg; Dual Thread; Closed End; Color: Zinc Gold
• FEATURE: Corrosion tested - 72-hour salt spray testing to simulate three years of corrosion resistance, proven corrosion resistance
• SUPERIOR QUALITY: Direct replacement for easy installation, Manufactured from high-quality materials for durability
• Precise Fitment for 6-8 Lug Wheels: This 32-piece set of 9/16"-18 bulge acorn lug nuts (replaces 611-161) is engineered to fit 1971-1988 Chevy/GMC heavy-duty models, including 1980-1986 C30/C3500 Pickup, 1980-1996 G30/G3500, 1980-1986 K30/K3500, 1980-1999 P30/P3500, 1987-1988 R30/V30/V3500 Pickup, and 1989-1991 R3500 Pickup. Ensure secure wheel attachment with OEM-compatible threads and bulge acorn design for enhanced seating.