QA1 TD515 Stocker Star Double Adjustable Shock Absorber 9.45in.-13.37in. Stud/Eye

The QA1 TD515 Stocker Star Double Adjustable Shock Absorber delivers high-performance damping in a bolt-in, stock-mount package. Built from lightweight, one-piece forged and machined billet aluminum with a bright-anodized finish, this smooth-body shock offers both great looks and long-lasting durability. With a collapsed length of 9.45 inches and an extended length of 13.37 inches, and a Stud/Eye-P mounting configuration, the TD515 is engineered to fit factory suspension locations without modification.

Key Features:

• 324 Valving Options: Independent 18-way compression and 18-way rebound adjustment delivers 324 total tuning combinations to dial in your exact ride preference
• Deflective-Disc Valving: Provides smooth, consistent damping force across all adjustment settings with no jumps between clicks
• 5/8 in. Hard-Chromed Piston Rod: Centerless-ground for precision fitment and long-term seal integrity
• Double-Lip Wiper Seals: Protect internal components from dirt and contamination
• Billet Aluminum Body: Lightweight and bright-anodized for corrosion resistance and a clean appearance
• 100% Dyno Tested: Every shock is individually tested and serialized for verified, consistent performance
• Bolt-In Installation: Uses factory mounting locations — no fabrication required
• Rebuildable: Serviceable at QA1 authorized service centers for extended service life
• Made in the USA: Manufactured in Lakeville, Minnesota
• Limited Lifetime Warranty: Backed by QA1's limited lifetime warranty when registered at QA1.net

The TD515 features on-car adjustability — simply turn the external adjustment knobs without removing the shock to change compression and rebound settings independently. This makes it easy to fine-tune your suspension for changing road conditions or driving styles. QA1's ISO 9001-certified manufacturing process ensures every shock meets strict quality and performance standards.