ATI
ATI Performance Products Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, LS - 917777
ATI Performance Products Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, LS - 917777
Regular price
$485.99 USD
Regular price
Sale price
$485.99 USD
Shipping calculated at checkout.
Quantity
Couldn't load pickup availability
- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
Listed for: Chevrolet LSFitment notes & questions
Harmonic balancer from ATI, listed for Chevrolet. The harmonic balancer damps crankshaft vibration and drives the accessory belt.
Quick facts
- Brand: ATI
- Part type: Harmonic balancer
- Listed for: Chevrolet
- Part number: 917777
Tip: Use a proper installer tool rather than hammering the balancer onto the crank.

Before you order: Chevrolet LS harmonic balancer fitment
The harmonic balancer damps crankshaft vibration and drives the accessory belt.
Fitment notes
- Listed for: Chevrolet LS.
- Specs, lead time and warranty come from ATI and can change. The details above this guide are the latest we have.
Not sure it fits? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentPlan the whole job
- Front crank seal. Replace it while the balancer is off.
- Drive belt. A fresh belt goes on after.
More for your car: Harmonic Balancers · Chevrolet Parts · All Harmonic Balancers · Engine
Questions about Chevrolet LS harmonic balancer
Will this fit my Chevrolet LS?
It is listed for the Chevrolet LS. Check your year, model, engine and trim against the title and details above. If anything is different, contact us and we will confirm fitment before you order.
How do I know the balancer is bad?
Look for cracked or bulging rubber, a wobbling outer ring, or timing marks that no longer line up.
Where do specs and warranty details come from?
From ATI. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
More parts for this car