What is the benefit of a 15 percent overdrive pulley?

A 15 percent overdrive pulley spins your supercharger faster relative to engine speed. This results in increased boost pressure, which can lead to improved horsepower and torque, especially noticeable in throttle response.

What material is this pulley made from?

This ATI supercharger pulley is constructed from solid aluminum. This material choice offers a good combination of strength and light weight, which is beneficial for performance applications.

Does this pulley come with a new belt?

This product listing is for the ATI supercharger pulley only. A new, longer supercharger belt may be required to accommodate the increased diameter of the overdrive pulley; please check manufacturer recommendations or consult with a specialist.

Specifications

Brand: ATI
Part #: ATI916227
UPC: 800157082740

ATI Pulley - Supercharger - 9.34 - 8 Grv - 2016+ CTS-V & ZL1 - 15 Percent OD

Name: ATI Pulley - Supercharger - 9.34 - 8 Grv - 2016+ CTS-V & ZL1 - 15 Percent OD
Brand: ATI
SKU: ati-ati-pulley-supercharger-9-34-8-grv-2016-cts-v-zl1-15-percent-od-t14-360753
Price: 253.99 USD
Availability: BackOrder

$253.99

On Backorder — Expected to ship by May 3, 2026

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

ATI 9.34" 8-groove supercharger pulley for 2016+ CTS-V & ZL1. Boost performance with a 15% overdrive.

Key Features

Fits 2016+ Cadillac CTS-V and Chevrolet Camaro ZL1.
9.34-inch diameter supercharger pulley.
8-groove design for secure belt contact.
Provides a 15 percent overdrive for increased supercharger speed.
Constructed from solid aluminum for a good balance of strength and weight.

This pulley is specifically designed for the 2016 and newer Cadillac CTS-V and Chevrolet Camaro ZL1 models.

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About this part

Product Details

ATI is well-known for making robust performance components, and this supercharger pulley is a prime example of their work. This 9.34-inch, 8-groove pulley is designed to give your 2016 and newer Cadillac CTS-V or Chevrolet Camaro ZL1 a 15 percent overdrive, which means more boost from your supercharger.

This pulley is made from solid aluminum, making it lightweight yet strong. The 8-groove design ensures your supercharger belt stays put, even under high loads, which is crucial for consistent power delivery. Installing this will change how your supercharger spins relative to the engine's RPM, leading to an improved throttle response and more power throughout the rev range.

When you're looking to get more out of your supercharged V8, this ATI pulley is a solid option. It's a direct fit for the specified models, so you can be confident in its compatibility.