Gates VCP854 VVT sprocket for the 2005 Chevrolet Trailblazer 6-cylinder 4.2L and other vehicles rotates the sprocket position to advance or retard valve timing. It is commonly called a cam phaser or cam actuator.
- Steel sprocket with 58 teeth for a single-row timing chain
- Outside diameter of 5.88 in and height of 2.58 in
- Tested to help restore engine performance, fuel economy and emissions
- One mounting hole and one mounting bolt for installation
Quick facts
- Part: Gates VCP854 VVT sprocket
- Also called: engine variable valve timing vvt sprocket
- Fits: 2005 Chevrolet Trailblazer 6-cylinder 4.2L and other vehicles
- Material: Steel
- Condition: New
A worn VVT sprocket can show up as a rattle from the engine, a rough idle or a check engine light. Before you replace it, rule out other causes of those signs, such as low or dirty oil, a timing chain problem or a sensor fault; a shop can run the tests that need the engine running.
Fits
This sprocket is listed for a wide range of Chevrolet, GMC, Buick, Isuzu and Saab models, including the 2005 Chevrolet Trailblazer EXT 6-cylinder 4.2L and the 2005 GMC Envoy 6-cylinder 4.2L. It is a direct replacement with OE-matched tooth profiles for quiet operation, designed to OE specifications in fit, form and performance. Open the "Vehicles it fits" section to check your exact model and engine.
Specifications
Fit and size
- Quantity per vehicle: 1
- Outside diameter: 5.88 in
- Height: 2.58 in
- Tooth quantity: 58
- Tooth thickness: 0.166 in
- Chain row quantity: 1
- Mounting hole quantity: 1
- Mounting bolt quantity: 1
Build and materials
- Type: VVT sprocket, timing chain drive
- Material: Steel
- Grade: OE Performance
- Mounting hardware: included
- Condition: New
- Country of origin: China
In the box
One VVT sprocket with its mounting hardware. This listing holds one sprocket, and the vehicle takes one.
Interchange: 7V-1004P · 917-263
VV5017 · ECP1721 · 12569502 · 8125695020 · VVT517
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
VV5017, 7V-1004P, 917-263, ECP1721, 12569502, 8125695020, VCP854, VVT517
Frequently Asked Questions
Does the Gates VCP854 VVT sprocket fit a 2005 Chevrolet Trailblazer EXT 6-cylinder 4.2L?
Yes, Gates VCP854 is listed for the 2005 Chevrolet Trailblazer EXT 6-cylinder 4.2L. Open the "Vehicles it fits" section to check your exact model and engine.
Does the Gates VCP854 come with a mounting bolt?
Yes, Gates VCP854 includes its mounting hardware, with one mounting bolt, along with the one VVT sprocket.
How many teeth does this VVT sprocket have, and how big is it?
This sprocket has 58 teeth, a 5.88 in outside diameter and 0.166 in tooth thickness. It works with a single-row timing chain.
Is the engine variable valve timing VVT sprocket the same as a cam phaser?
Yes, VVT sprockets are commonly referred to as cam phasers and cam actuators. This one turns to advance or retard valve timing.
Does the Gates VCP854 replace the 7V-1004P or 12569502 numbers?
Yes, Gates VCP854 is listed as a replacement for 7V-1004P and 12569502. The other cross-reference numbers are on the Interchange line.
