H&R 28628-1 Sport Springs — Porsche 911 992 Turbo / Turbo S

H&R Sport Springs for the Porsche 911 992 Turbo and Turbo S equipped with PASM Sport and the factory front axle lift system.

Part 28628-1 lowers the vehicle approximately 0.8 inch at the front and rear, reducing wheel gap and lowering the center of gravity while retaining the required original PASM Sport and front lift application.

Vehicle fitment

• 2020–2024 Porsche 911 / 992 Turbo Coupe and Cabriolet
• 2020–2026 Porsche 911 / 992 Turbo S Coupe and Cabriolet

Required equipment: PASM Sport and the factory front axle lift system. This is not the regular PASM application. Do not substitute part 28628-2. No Carrera, Targa, GTS, GT, or other unlisted fitment is implied. Confirm model year, body style, PASM Sport, and front lift equipment before ordering.

Key benefits

• Approximate 0.8 inch lowering at the front and rear
• Reduced fender gap and a lower center of gravity
• Vehicle specific spring rates for the listed Turbo and Turbo S application
• Made in Germany using H&R precision manufacturing standards

Technical specifications

• Manufacturer: H&R Special Springs
• Manufacturer part number: 28628-1
• Product type: fixed height Sport Spring kit
• Approximate front lowering: 0.8 inch
• Approximate rear lowering: 0.8 inch
• Required suspension: PASM Sport
• Required equipment: factory front axle lift system

What is included

One vehicle specific H&R Sport Spring kit for the approved application. Original dampers and other factory components remain in use unless replacement is required during inspection.

Installation and supporting service

Installation must be performed by a qualified licensed suspension mechanic. Before installation, inspect the mounts, bearings, bump stops, dust boots, spring seats, and fasteners, and replace any component that is not in like new condition. Reuse original components only when permitted by the current H&R instructions.

Torque all fasteners to current Porsche specifications, verify front lift and chassis system operation, and complete a four wheel alignment after the ride height change. Follow current Porsche service information for any calibration required after suspension geometry changes.

Warranty

H&R’s current written warranty covers suspension springs for the original retail purchaser for the duration of that purchaser’s ownership of the vehicle, unless the product is discontinued, in which case coverage ends at discontinuance. Coatings are excluded. Coverage requires the correct listed vehicle application and proper installation by a qualified licensed mechanic. Eligibility, exclusions, documentation, and claim handling are governed by H&R’s current written warranty terms.