6-way power seats and power headrest is standard for all vehicles.
4-way power lumbar support (AL2) is standard for all STS. It is a packaged option with rainsense (CE1), compass mirror (DD7), and universal garage door opener (UG1) on SLS.
Adaptive seat (AC9) is a packaged option with compass mirror (DD7) and universal garage door opener (UG1) for STS only. Adaptive seat is not available with heated seats.
Lumbar massage (AM3) is an enhanced 4-way power lumbar support and is available on STS only.
With personalization (A45), the left seat will have either power lumbar support (AL2), adaptive seat (AC9), or lumbar massage (AM3).
Heated seats (KA1) on both front and rear seats is a packaged option with personalization (A45) and power tilt/telescoping steering column (NE7) for SLS. It is a packaged option with compass mirror (DD7) and universal garage door opener (UG1) for STS. Heated seats are not available with adaptive lumbar support.
Memory seat is a part of the personalization option (A45). Personalization is standard on STS. It is a packaged option with heated seats (KA1) and power tilt/telescoping steering column (NE7) for SLS.