HU66 Key Profile – Vehicle Compatibility
The HU66 key profile (Silca HU66 / JMA HU-HAA / Keyline V66) is a traditional mechanical key blade profile mainly used for Volkswagen Group (VAG) vehicles. This version refers to a standard key without buttons, remote control or electronics. It is used for mechanical door and ignition locks on many Audi, Volkswagen, Seat and Škoda models.
Compatible vehicles:
Volkswagen
Golf III / Golf IV — 1996+
Bora / Jetta — 1998+
Passat — 1996+
Polo — 1996+
Sharan — 1996+
Transporter T4 / T5 — 1996+
New Beetle — 1998+
Audi
A2 — 1999+
A3 (8L) — 1996+
A4 (B5 / B6) — 1996+
A6 (C5) — 1997+
TT (8N) — 1998+
Škoda
Octavia I — 1996+
Fabia I — 1999+
Superb I — 2001+
Seat
Ibiza — 1996+
Cordoba — 1996+
Leon I — 1999+
Toledo II — 1998+
Other applications
Ford Galaxy (first generation) — 1996+
Porsche (selected models using VAG lock systems) — 2001+
Technical information:
Silca reference: HU66
JMA reference: HU-HAA
Keyline references: V66 / V66P / V66U
Key type: Mechanical key without buttons
Remote functions: No
Transponder chip: No
Application: Door and ignition mechanical locks
Before cutting a replacement key, always compare the original blade profile. The HU66 profile has several generations (Gen 1, Gen 2, Gen 3), and some vehicles may require a different version of the same key profile depending on the year and lock system.
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