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ACDELCO 11603277  
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ACDELCO 11603277 Specifications
Length (IN)2.5
Length (MM)63.5
Shoulder Diameter (IN)0.6
Shoulder Diameter (MM)15.24
Shoulder ShapeRound
Thread Diameter (IN)0.55
Thread Diameter (MM)14
GM Original Equipment
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
Lug Stud Measurement Guide

ACDELCO Warranty Information:
Limited Lifetime: GM Original Equipment Wheel Bearing and Hub Assemblies, GM Original Equipment Shocks/Struts/Cartridges, Professional Shocks/Struts/Cartridges, Lift Supports, Radiators, Ignition Wire Sets, Professional Belts/Hoses, Electric Fuel Pumps/Fuel Pump & Housing Assemblies, Professional Chassis Parts & Universal Joints.

7 Years: Professional Platinum Spark Plugs, Professional Iridium Spark Plugs

3 Years: Rapidfire Performance Spark Plugs

2 Years / Unlimited Miles:
Ignition parts, GM Original Equipment Bearings/Seals, Strut Mounts, Wiper Products, Window Regulators, Power Window Motors, Thermostats/Caps, Professional Brakes (not included wear out on pads and shoes), Air Conditioning Products, Wire and Cables, GM Original Equipment Brake Parts, Emission Control Products, Water Pumps, Electronics, Starters and Alternators, Steering & Drive Products, Transmission Products, Resistor Spark Plugs, Oil Filters, Mechanical Fuel Pumps, Other Fuel Products, Engine Components, Light Bulbs, Professional Steering Products.

1 Year / Unlimited Miles: Advantage Bearings, Advantage Brake Parts, Advantage Chassis Parts
Warranty Details