DSX Tuning LSA/LT4 Lower Pulley

These lower pulleys are compatible with ATI part numbers 918854 and 918856 for the LSA and LT4 (Camaro/CTS-V only) damper. They are machined from 6061 aluminum and anodized for protection.

The pulleys are available in three sizes:

• 230mm (9.06") [LSA 15%/LT4 12%]
• 235mm (9.25") [LSA 18%/LT4 15%] IDLER RELO BRACKET REQUIRED FOR LSA
• 240mm (9.45") [LSA 20%/LT4 17%] IDLER RELO BRACKET REQUIRED FOR LSA
• 245mm (9.65") [LSA 23%/LT4 20%] IDLER RELO BRACKET REQUIRED FOR LSA
• 250mm (9.84") [LSA 25%/LT4 22%] IDLER RELO BRACKET REQUIRED FOR LSA

Note the 9.84 can interfere with the sway bar on extreme suspension geometry events in LT4 ZL1s/CTS-Vs.

DSX Tuning shipping & returns

• Shipping: in-stock orders placed before 3pm CST usually ship the same day. Back-ordered items ship as soon as they are available.
• Returns: unopened parts within 30 days of receipt, with a 20% restocking fee once the order has shipped. Original shipping is not refunded and the customer pays return shipping. "Unopened" means the original packaging is undisturbed and the part was never installed.
• Cancellations: orders not yet shipped (back-orders included) carry a 5% cancellation fee.
• Not returnable: custom-made or customized items.
• Warranty: DSX-made parts are covered against manufacturing and assembly defects for life for the original buyer. Installation damage, modified parts, cut or rubbed harnesses and fuel lines, and water damage to electronics are not covered.

To start a return or ask a question, contact us with your order number.