HomeEngine > Valve Train ComponentsDorman 918-186 Engine Variable Valve Timing (VVT) Sprocket
Part #: 918-186

Dorman 918-186 Engine Variable Valve Timing (VVT) Sprocket

⚙️ 302 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$129.57Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Cadillac, Chevrolet, GMC, and Hummer, Avalanche, Camaro, Canyon, Cheyenne, Colorado, Escalade, Escalade ESV, Escalade EXT, Express 1500, Express 2500, Express 3500, H2, H3, H3T, Savana 1500, Savana 2500, Savana 3500, Sierra, Sierra 1500, Sierra 2500 HD, Sierra 3500 Classic, Sierra 3500 HD, Silverado 1500, Silverado 2500, Silverado 2500 HD, Silverado 3500, Silverado 3500 Classic, Silverado 3500 HD, Suburban 1500, Suburban 2500, Suburban 3500 HD, Tahoe, Yukon, Yukon XL 1500, and Yukon XL 2500
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Variable Valve Timing Sprocket for GM Vehicles

The Dorman 918-186 Engine Variable Valve Timing (VVT) Sprocket is designed to restore proper valve timing and engine performance in select Cadillac, Chevrolet, GMC, and Hummer models. Crafted from durable steel with a silver finish, this cam phaser offers a precise fit and reliable operation for your vehicle's valve train system.

  • Constructed from high-quality steel for strength and durability
  • Silver color finish for corrosion resistance
  • Bolt attachment type (bolt not included)
  • Diameter of 5.342 inches and overall height of 1.64 inches
  • Standard replacement grade for dependable performance
  • Includes one cam phaser per package

Durable Design and Precise Fit for GM Engine Systems

The Dorman 918-186 VVT sprocket is engineered to meet OEM specifications, ensuring accurate valve timing control in compatible engines. Its steel construction provides the necessary strength to withstand the stresses of engine operation, while the silver finish helps resist corrosion over time. With a diameter and length of 5.342 inches and an overall height of 1.64 inches, this sprocket is designed to fit seamlessly into the valve train assembly of various GM vehicles.

Compatible Vehicles and Applications

This engine variable valve timing sprocket is compatible with a range of General Motors vehicles, including Cadillac Escalade, Chevrolet Silverado 1500, GMC Sierra 2500 HD, Hummer H2, and more. It is suitable for models such as the Avalanche, Camaro, Canyon, Cheyenne, Colorado, Escalade ESV, Escalade EXT, Express 1500/2500/3500, H3, H3T, Savana 1500/2500/3500, Sierra 1500/2500 HD/3500 Classic/3500 HD, Silverado 2500 HD/3500/3500 Classic/3500 HD, Suburban 1500/2500/3500 HD, Tahoe, Yukon, Yukon XL 1500/2500.

Common Issues Addressed by the Dorman 918-186 VVT Sprocket

  • Irregular or poor engine performance due to faulty valve timing
  • Engine misfires or rough idling caused by worn cam phaser components
  • Check engine light triggered by variable valve timing system errors
  • Reduced fuel efficiency linked to improper valve timing
  • Noise or rattling from the valve train area indicating sprocket wear

Installation Notes and Tips

Installation of the Dorman 918-186 VVT sprocket requires removal of the existing cam phaser and proper alignment with the engine’s timing components. Since bolts are not included, ensure you have the correct hardware on hand before beginning the replacement. It is recommended to follow the vehicle manufacturer’s service manual for torque specifications and timing procedures to avoid engine damage.

Quality Assurance and Warranty

Dorman provides this engine variable valve timing sprocket as a standard replacement part, manufactured to meet or exceed OEM standards. While specific warranty details are not provided, Dorman parts typically come with a limited warranty covering defects in material and workmanship. This ensures reliable performance and peace of mind when replacing your vehicle’s valve train components.

BrandDorman
Part Number918-186
MaterialSteel
ColorSilver
Attachment TypeBolt
Bolt IncludedNo
Diameter5.342 in
Item GradeStandard replacement
Overall Height (in)1.64 in
Overall Length (In)5.342 in
Package Contents1 cam phaser

This part fits 302 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersFuel TypePositionNotes
2020ChevroletExpress 25006.0LV8N/A
2020ChevroletExpress 35006.0LV8N/A
2020GMCSavana 25006.0LV8N/A
2020GMCSavana 35006.0LV8N/A
2019ChevroletExpress 25006.0LV8N/A
2019ChevroletExpress 35006.0LV8N/A
2019ChevroletSilverado 2500 HD6.0LV8N/A
2019ChevroletSilverado 3500 HD6.0LV8N/A
2019ChevroletSuburban 3500 HD6.0LV8N/A
2019GMCSavana 25006.0LV8N/A
2019GMCSavana 35006.0LV8N/A
2019GMCSierra 2500 HD6.0LV8N/A
2019GMCSierra 3500 HD6.0LV8N/A
2018ChevroletExpress 25006.0LV8N/A
2018ChevroletExpress 35006.0LV8N/A
2018ChevroletSilverado 2500 HD6.0LV8N/A
2018ChevroletSilverado 35006.0LV8N/A
2018ChevroletSilverado 3500 HD6.0LV8N/A
2018ChevroletSuburban 3500 HD6.0LV8N/A
2018GMCSavana 25006.0LV8N/A
2018GMCSavana 35006.0LV8N/A
2018GMCSierra 2500 HD6.0LV8N/A
2018GMCSierra 3500 HD6.0LV8N/A
2017ChevroletExpress 25006.0LV8N/A
2017ChevroletExpress 25004.8LV8N/A
2017ChevroletExpress 35006.0LV8N/A
2017ChevroletExpress 35004.8LV8N/A
2017ChevroletSilverado 2500 HD6.0LV8N/A
2017ChevroletSilverado 35006.0LV8N/A
2017ChevroletSilverado 3500 HD6.0LV8N/A
2017ChevroletSuburban 3500 HD6.0LV8N/A
2017GMCSavana 25006.0LV8N/A
2017GMCSavana 25004.8LV8N/A
2017GMCSavana 35006.0LV8N/A
2017GMCSavana 35004.8LV8N/A
2017GMCSierra 2500 HD6.0LV8N/A
2017GMCSierra 3500 HD6.0LV8N/A
2016ChevroletExpress 25006.0LV8N/A
2016ChevroletExpress 25004.8LV8N/A
2016ChevroletExpress 35006.0LV8N/A
2016ChevroletExpress 35004.8LV8N/A
2016ChevroletSilverado 2500 HD6.0LV8N/A
2016ChevroletSilverado 35006.0LV8N/A
2016ChevroletSilverado 3500 HD6.0LV8N/A
2016ChevroletSuburban 3500 HD6.0LV8N/A
2016GMCSavana 25006.0LV8N/A
2016GMCSavana 25004.8LV8N/A
2016GMCSavana 35006.0LV8N/A
2016GMCSavana 35004.8LV8N/A
2016GMCSierra5.3LV8N/A
2016GMCSierra 2500 HD6.0LV8N/A
2016GMCSierra 3500 HD6.0LV8N/A
2015ChevroletCamaro6.2LV8N/A
2015ChevroletExpress 25006.0LV8N/A
2015ChevroletExpress 25004.8LV8N/A
2015ChevroletExpress 35006.0LV8N/A
2015ChevroletExpress 35004.8LV8N/A
2015ChevroletSilverado 2500 HD6.0LV8N/A
2015ChevroletSilverado 35006.0LV8N/A
2015ChevroletSilverado 3500 HD6.0LV8N/A
2015GMCSavana 25006.0LV8N/A
2015GMCSavana 25004.8LV8N/A
2015GMCSavana 35006.0LV8N/A
2015GMCSavana 35004.8LV8N/A
2015GMCSierra6.2LV8N/A
2015GMCSierra 2500 HD6.0LV8N/A
2015GMCSierra 3500 HD6.0LV8N/A
2014CadillacEscalade6.2LV8N/A
2014CadillacEscalade ESV6.2LV8N/A
2014ChevroletCamaro6.2LV8N/A
2014ChevroletExpress 15005.3LV8N/A
2014ChevroletExpress 25006.0LV8N/A
2014ChevroletExpress 25004.8LV8N/A
2014ChevroletExpress 35006.0LV8N/A
2014ChevroletExpress 35004.8LV8N/A
2014ChevroletSilverado 25005.3LV8N/A
2014ChevroletSilverado 2500 HD6.0LV8N/A
2014ChevroletSilverado 3500 HD6.0LV8N/A
2014ChevroletSuburban 15005.3LV8N/A
2014ChevroletTahoe5.3LV8N/A
2014GMCSavana 15005.3LV8N/A
2014GMCSavana 25006.0LV8N/A
2014GMCSavana 25004.8LV8N/A
2014GMCSavana 35006.0LV8N/A
2014GMCSavana 35004.8LV8N/A
2014GMCSierra5.3LV8N/A
2014GMCSierra6.2LV8N/A
2014GMCSierra 2500 HD6.0LV8N/A
2014GMCSierra 3500 HD6.0LV8N/A
2014GMCYukon6.2LV8N/A
2014GMCYukon5.3LV8N/A
2014GMCYukon XL 15006.2LV8N/A
2014GMCYukon XL 15005.3LV8N/A
2013CadillacEscalade6.2LV8N/A
2013CadillacEscalade ESV6.2LV8N/A
2013CadillacEscalade EXT6.2LV8N/A
2013ChevroletAvalanche5.3LV8N/A
2013ChevroletCamaro6.2LV8N/A
2013ChevroletCheyenne5.3LV8N/A
2013ChevroletExpress 15005.3LV8N/A
2013ChevroletExpress 25006.0LV8N/A
2013ChevroletExpress 25004.8LV8N/A
2013ChevroletExpress 35006.0LV8N/A
2013ChevroletExpress 35004.8LV8N/A
2013ChevroletSilverado 15005.3LV8N/A
2013ChevroletSilverado 15004.8LV8N/A
2013ChevroletSilverado 15006.2LV8N/A
2013ChevroletSilverado 25005.3LV8N/A
2013ChevroletSilverado 25004.8LV8N/A
2013ChevroletSilverado 2500 HD6.0LV8N/A
2013ChevroletSilverado 35006.0LV8N/A
2013ChevroletSilverado 3500 HD6.0LV8N/A
2013ChevroletSuburban 15005.3LV8N/A
2013ChevroletSuburban 25006.0LV8N/A
2013ChevroletTahoe5.3LV8N/A
2013GMCSavana 15005.3LV8N/A
2013GMCSavana 25006.0LV8N/A
2013GMCSavana 25004.8LV8N/A
2013GMCSavana 35006.0LV8N/A
2013GMCSavana 35004.8LV8N/A
2013GMCSierra5.3LV8N/A
2013GMCSierra 15005.3LV8N/A
2013GMCSierra 15004.8LV8N/A
2013GMCSierra 15006.2LV8N/A
2013GMCSierra 2500 HD6.0LV8N/A
2013GMCSierra 3500 HD6.0LV8N/A
2013GMCYukon6.2LV8N/A
2013GMCYukon5.3LV8N/A
2013GMCYukon XL 15006.2LV8N/A
2013GMCYukon XL 15005.3LV8N/A
2013GMCYukon XL 25006.0LV8N/A
2012CadillacEscalade6.2LV8N/A
2012CadillacEscalade ESV6.2LV8N/A
2012CadillacEscalade EXT6.2LV8N/A
2012ChevroletAvalanche5.3LV8N/A
2012ChevroletCamaro6.2LV8N/A
2012ChevroletCheyenne5.3LV8N/A
2012ChevroletColorado5.3LV8N/A
2012ChevroletExpress 15005.3LV8N/A
2012ChevroletExpress 25006.0LV8N/A
2012ChevroletExpress 25004.8LV8N/A
2012ChevroletExpress 35006.0LV8N/A
2012ChevroletExpress 35004.8LV8N/A
2012ChevroletSilverado 15005.3LV8N/A
2012ChevroletSilverado 15004.8LV8N/A
2012ChevroletSilverado 15006.2LV8N/A
2012ChevroletSilverado 25005.3LV8N/A
2012ChevroletSilverado 25004.8LV8N/A
2012ChevroletSilverado 2500 HD6.0LV8N/A
2012ChevroletSilverado 35006.0LV8N/A
2012ChevroletSilverado 3500 HD6.0LV8N/A
2012ChevroletSuburban 15005.3LV8N/A
2012ChevroletSuburban 25006.0LV8N/A
2012ChevroletTahoe5.3LV8N/A
2012GMCCanyon5.3LV8N/A
2012GMCSavana 15005.3LV8N/A
2012GMCSavana 25006.0LV8N/A
2012GMCSavana 25004.8LV8N/A
2012GMCSavana 35006.0LV8N/A
2012GMCSavana 35004.8LV8N/A
2012GMCSierra5.3LV8N/A
2012GMCSierra 15005.3LV8N/A
2012GMCSierra 15004.8LV8N/A
2012GMCSierra 15006.2LV8N/A
2012GMCSierra 2500 HD6.0LV8N/A
2012GMCSierra 3500 HD6.0LV8N/A
2012GMCYukon6.2LV8N/A
2012GMCYukon5.3LV8N/A
2012GMCYukon XL 15006.2LV8N/A
2012GMCYukon XL 15005.3LV8N/A
2012GMCYukon XL 25006.0LV8N/A
2011CadillacEscalade6.2LV8N/A
2011CadillacEscalade ESV6.2LV8N/A
2011CadillacEscalade EXT6.2LV8N/A
2011ChevroletAvalanche5.3LV8N/A
2011ChevroletCamaro6.2LV8N/A
2011ChevroletCheyenne5.3LV8N/A
2011ChevroletColorado5.3LV8N/A
2011ChevroletExpress 15005.3LV8N/A
2011ChevroletExpress 25006.0LV8N/A
2011ChevroletExpress 25004.8LV8N/A
2011ChevroletExpress 35006.0LV8N/A
2011ChevroletExpress 35004.8LV8N/A
2011ChevroletSilverado 15005.3LV8N/A
2011ChevroletSilverado 15004.8LV8N/A
2011ChevroletSilverado 15006.2LV8N/A
2011ChevroletSilverado 25005.3LV8N/A
2011ChevroletSilverado 25004.8LV8N/A
2011ChevroletSilverado 2500 HD6.0LV8N/A
2011ChevroletSilverado 35006.0LV8N/A
2011ChevroletSilverado 3500 HD6.0LV8N/A
2011ChevroletSuburban 15005.3LV8N/A
2011ChevroletSuburban 25006.0LV8N/A
2011ChevroletTahoe5.3LV8N/A
2011GMCCanyon5.3LV8N/A
2011GMCSavana 15005.3LV8N/A
2011GMCSavana 25006.0LV8N/A
2011GMCSavana 25004.8LV8N/A
2011GMCSavana 35006.0LV8N/A
2011GMCSavana 35004.8LV8N/A
2011GMCSierra5.3LV8N/A
2011GMCSierra 15005.3LV8N/A
2011GMCSierra 15004.8LV8N/A
2011GMCSierra 15006.2LV8N/A
2011GMCSierra 2500 HD6.0LV8N/A
2011GMCSierra 3500 HD6.0LV8N/A
2011GMCYukon6.2LV8N/A
2011GMCYukon5.3LV8N/A
2011GMCYukon XL 15006.2LV8N/A
2011GMCYukon XL 15005.3LV8N/A
2011GMCYukon XL 25006.0LV8N/A
2010CadillacEscalade6.2LV8N/A
2010CadillacEscalade ESV6.2LV8N/A
2010CadillacEscalade EXT6.2LV8N/A
2010ChevroletAvalanche5.3LV8N/A
2010ChevroletCamaro6.2LV8N/A
2010ChevroletCheyenne5.3LV8N/A
2010ChevroletColorado5.3LV8N/A
2010ChevroletExpress 15005.3LV8N/A
2010ChevroletExpress 25006.0LV8N/A
2010ChevroletExpress 25004.8LV8N/A
2010ChevroletExpress 35006.0LV8N/A
2010ChevroletExpress 35004.8LV8N/A
2010ChevroletSilverado 15005.3LV8N/A
2010ChevroletSilverado 15004.8LV8N/A
2010ChevroletSilverado 15006.2LV8N/A
2010ChevroletSilverado 25005.3LV8N/A
2010ChevroletSilverado 25004.8LV8N/A
2010ChevroletSilverado 2500 HD6.0LV8N/A
2010ChevroletSilverado 35006.0LV8N/A
2010ChevroletSilverado 3500 HD6.0LV8N/A
2010ChevroletSuburban 15005.3LV8N/A
2010ChevroletSuburban 25006.0LV8N/A
2010ChevroletTahoe5.3LV8N/A
2010GMCCanyon5.3LV8N/A
2010GMCSavana 15005.3LV8N/A
2010GMCSavana 25006.0LV8N/A
2010GMCSavana 25004.8LV8N/A
2010GMCSavana 35006.0LV8N/A
2010GMCSavana 35004.8LV8N/A
2010GMCSierra5.3LV8N/A
2010GMCSierra 15005.3LV8N/A
2010GMCSierra 15004.8LV8N/A
2010GMCSierra 15006.2LV8N/A
2010GMCSierra 2500 HD6.0LV8N/A
2010GMCSierra 3500 HD6.0LV8N/A
2010GMCYukon6.2LV8N/A
2010GMCYukon5.3LV8N/A
2010GMCYukon XL 15006.2LV8N/A
2010GMCYukon XL 15005.3LV8N/A
2010GMCYukon XL 25006.0LV8N/A
2010HummerH35.3LV8N/A
2010HummerH3T5.3LV8N/A
2009CadillacEscalade6.2LV8N/A
2009CadillacEscalade ESV6.2LV8N/A
2009CadillacEscalade EXT6.2LV8N/A
2009ChevroletAvalanche6.0LV8N/A
2009ChevroletExpress 15005.3LV8N/A
2009ChevroletExpress 25006.0LV8N/AEngine Designation LY6
2009ChevroletExpress 35006.0LV8N/AEngine Designation LY6
2009ChevroletSilverado 15006.0LV8GASN/A
2009ChevroletSilverado 15006.2LV8N/A
2009ChevroletSilverado 2500 HD6.0LV8N/A
2009ChevroletSilverado 35006.0LV8N/A
2009ChevroletSilverado 3500 HD6.0LV8N/A
2009ChevroletSuburban 15005.3LV8N/A
2009ChevroletSuburban 15006.0LV8N/A
2009ChevroletSuburban 25006.0LV8N/AEngine Designation LY6
2009ChevroletTahoe6.2LV8N/A
2009GMCSavana 15005.3LV8N/A
2009GMCSavana 25006.0LV8N/AEngine Designation LY6
2009GMCSavana 35006.0LV8N/AEngine Designation LY6
2009GMCSierra6.2LV8N/A
2009GMCSierra 15006.0LV8GASN/A
2009GMCSierra 15006.2LV8N/A
2009GMCSierra 2500 HD6.0LV8N/A
2009GMCSierra 3500 HD6.0LV8N/A
2009GMCYukon6.2LV8N/A
2009GMCYukon XL 15006.2LV8N/A
2009GMCYukon XL 15006.0LV8N/A
2009HummerH26.2LV8N/A
2008ChevroletExpress 15005.3LV8N/A
2008ChevroletExpress 25006.0LV8N/AEngine Designation LY6
2008ChevroletExpress 35006.0LV8N/AEngine Designation LY6
2008ChevroletExpress 35005.3LV8N/A
2008ChevroletSilverado 2500 HDAutomatic6.0LV8N/A
2008ChevroletSilverado 35006.0LV8N/A
2008ChevroletSilverado 3500 HDAutomatic6.0LV8N/A
2008ChevroletSuburban 15005.3LV8N/A
2008ChevroletSuburban 25006.0LV8N/AEngine Designation LY6
2008GMCSavana 15005.3LV8N/A
2008GMCSavana 25006.0LV8N/AEngine Designation LY6
2008GMCSavana 35006.0LV8N/AEngine Designation LY6
2008GMCSierra 2500 HDAutomatic6.0LV8N/A
2008GMCSierra 3500 HDAutomatic6.0LV8N/A
2007ChevroletSilverado 2500 HDAutomatic6.0LV8N/A
2007ChevroletSilverado 3500 ClassicAutomatic6.0LV8N/A
2007ChevroletSilverado 3500 HDAutomatic6.0LV8N/A
2007ChevroletSuburban 15005.3LV8N/A
2007GMCSierra 2500 HDAutomatic6.0LV8N/A
2007GMCSierra 3500 ClassicAutomatic6.0LV8N/A
2007GMCSierra 3500 HDAutomatic6.0LV8N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

12606358ECP1792VV5095VVT590

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.