GM Genuine Parts Alternator
OE
Pack of 1

GM Genuine Parts Alternator

GM Part #13552651

ACDelco Part #13552651

MSRP$489.36*

GM Genuine Parts Alternators are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Newly manufactured as an exact replacement for your GM vehicle's original alternator
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors

Pack of 1

About this product

GM Genuine Parts Alternators are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These alternators provide power to the vehicle's electrical systems and charge the battery while the engine is running. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • Newly manufactured as an exact replacement for your GM vehicle's original alternator
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine 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

Pulley Belt TypeSerpentine
Pulley Groove Quantity4
Terminal Quantity2
ClassificationOE
Case Circumference5.43 in / 138 mm
External Fan IncludedNo
Pulley IncludedYes
Plug Type363
Decoupled Or Clutch PulleyYes
Plug Clock Rear View Main Mounting Ear at 6 O Clock2
Mounting TypeSaddle Mount
Regulator TypeInternal
Ground TypeNegative
External Regulator IncludedNo
One Wire CapableNo
Case MaterialAluminum
Case ColorNatural
AC Service TapNo
Fan TypeInternal
Distance Between Mounting Feet5.16 in / 131 mm
Voltage12DC
Outside Pulley Diameter2.76 in / 70 mm
Split Mounting Foot Overall Inner Spacing1.89 in / 48 mm
Split Mounting Foot Overall Outside Spacing3.82 in / 97 mm

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

ModelBody StyleTrimYear(s)
CorvetteZ062023, 2024, 2025, 2026, 2027