DR525 Accessory Drive System


  • All-inclusive system
  • Dirsct bolt-on for LS3 and LS7 engines
  • Fits all Non-LSA and LS9 LS-type engines
  • Will not work with cam-phased engines
SKU: 19329418 Categories: ,

DR525 Accessory Drive System

P/N 19329418

  • Fits all Non-LSA and LS9 LS type engines
  • Most harmonic balancers do not line up correctly with the accessory drive system; damper P/N 12620556 is strongly recommended
  • Direct bolt-on for LS3 & LS7 engines

The system includes:

  • 12569301 (1) Tensioner–Drive Belt
  • 12568996 (1) Pulley–Belt Idler
  • 88984194 (1) Belt–Water Pump/Generator
  • 11515768 (2) Bolts-10×1.5x40mm- 15mm Drive
  • 11098341 (1) Bolt-10×1.5x110mm- 15mm Drive
  • 12552922 (1) Bolt-10×1.5x160mm- 15mm Drive
  • 11516357 (3) Bolts-10×1.5x75mm- 15mm Drive
  • 11588745 (1) Bolt-10×1.5x65mm- 15mm Drive
  • 11588751 (2) Bolts-10×1.5x95mm- Drive
  • 11515758 (2) Bolts-8×1.25x30mm- 12mm Drive
  • 11516697 (2) Bolts-8×1.25x85mm- 13mm Drive

Note: Use on LS327 iron block engine requires harmonic balancer P/N 12601402. Water pump P/N 89018052 NOT Included with kit. Will not work with cam-phased engine.


DR525 Accessory Drive System

19329418 Chevrolet Accessory Drive

The easiest and most convenient way to finish your LS engine and get it ready to run in your vehicle is with a Chevrolet Performance serpentine accessory drive system. They include the accessories, brackets, drive belts and hardware your engine needs, saving you the time of sourcing them individually. They’re all-inclusive systems that bolt right onto the engine for a factory fit and appearance.

Prop65WARNING: These auto parts can expose you to chemicals including phthalates and lead. Installing or using these parts can expose you to other parts containing these chemicals and to engine exhaust, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to