ATI Damper – 7.48in – Alum LW – 6/4 Grv – LSA – 09-15 Cadillac CTS-V (Excl SC Pulley)

ATI pulley 918854 is an exact drive-system component in the 7.48in – Alum LW – 6/4 Grv – LSA – 09-15 Cadillac CTS-V (Excl SC Pulley) configuration. Confirm the ATI damper and hub, bolt pattern, groove count, belt width, drive ratio, companion pulleys, and required hardware before ordering.

Fitment

Specifications

What’s Included

One new ATI component identified by manufacturer part number 918854. Hubs, pulleys, belts, bolts, washers, spacers, keys, tools, and installation hardware are included only when expressly stated for this exact part number.

About ATI Performance Products

ATI develops tunable and serviceable Super Dampers, crank hubs, pulleys, transmission components, and engine service hardware for performance and competition applications. Compatibility remains exact-part and engine-system specific.

Related ATI Components

• ATI Damper – 7.48in – Alum LW – 6 Groove – LSA – 09-15 Cadillac CTS-V (Excl SC Pulley)
• ATI Damper – 7.48in – AL – 6/4 Grv – 10 Per UD – 16+ Camaro LT1/ZL1 – (Excl SC Pulley) – 3 Ring
• ATI Damper – 7.48in – Alum – 6/4 Grv – 2016+ Chevy Camaro LT1/LT4 Wet Sump – (Excl SC Pulley)

Browse the ATI collection for additional dampers, pulleys, and service components.

Frequently Asked Questions

Which ATI damper works with pulley 918854?
Match this pulley to the exact ATI damper, hub, bolt pattern, groove count, belt width, and supercharger or accessory-drive configuration listed by ATI.

Will changing pulley diameter change boost or accessory speed?
Yes. A larger or smaller drive diameter changes the driven speed. Confirm the stated overdrive or underdrive percentage, belt length, tensioner range, and safe component speed.

Are belts and mounting hardware included?
Only items expressly identified for this exact part number are included. Confirm the required belt, bolts, spacers, hub, and companion pulleys before ordering.

Installation Instructions

Use the current ATI instructions and the engine manufacturer’s service information. Verify crankshaft and hub condition, key and spacer placement, required installer, fastener and washer, runout, pulley alignment, belt routing, clearances, and final torque. Never draw the damper on with an undersized or partially engaged bolt.