The 964 C4 Leichtbau is one of the rarest 964s — only a handful built, with race-VIN status that complicates street registration in California (other states OK). D90 wheels in 7.5" × 16" and 9" × 16" sizes; community experts (notably '965') correct widely-circulated misinformation about wheel material (cast magnesium was apparently only the RS spec; what's on the Leichtbau is in some cases unclear without in-person comparison). …
C4 Leichtbau and other ultra-rare variants
Porsche 911 (964) · factory-spec