Car Generation Codes Explained: E46, W205, R34 and More
What car generation codes like E46, W205, R34, Mk7 and 992 mean, why enthusiasts use them, and a quick reference table for popular models and years.
By Ayoub Farid · · 2 min read
Enthusiasts rarely say "a 2003 BMW 3 Series". They say "an E46". Generation codes are shorthand for a specific design of a model, and knowing them makes identifying, buying and modifying cars far easier.
What is a generation code?
A model name like "3 Series" or "Civic" can span 40+ years and many completely different cars. Each redesign is a new generation, and manufacturers give it an internal code (chassis or platform code). Within a generation, a mid-life facelift (often called LCI by BMW, or "pre-facelift" and "facelift" by everyone else) changes lights and bumpers.
Why it matters:
- Parts: wheels, kits and suspension are sold by generation.
- Identification: a photo can usually narrow a car to a generation and facelift, not an exact year. See how to tell a car's model year.
- Community: forums and clubs are organized by generation.
Quick reference: popular generation codes
Years are approximate production periods and vary by market.
| Model | Generations |
|---|---|
| BMW 3 Series | E30 (1982–94), E36 (1990–2000), E46 (1997–2006), E90/92 (2005–13), F30 (2011–19), G20 (2018–) |
| Mercedes C-Class | W202 (1993–2000), W203 (2000–07), W204 (2007–14), W205 (2014–21), W206 (2021–) |
| VW Golf | Mk1 to Mk8; Mk7 (2012–20), Mk8 (2019–) |
| Porsche 911 | 964, 993, 996, 997, 991, 992 (2019–) |
| Nissan Skyline GT-R / GT-R | R32 (1989–94), R33 (1995–98), R34 (1999–2002), R35 GT-R (2007–) |
| Mazda MX-5 | NA (1989–97), NB (1998–2005), NC (2005–15), ND (2015–) |
| Toyota Supra | A70, A80 (1993–2002), A90 (2019–) |
| Honda Civic | EG, EK, EP3, FN2, FK8 (2017–21), FL5 (2022–) |
| Audi A4 | B5, B6, B7, B8, B9 |
How to spot generations
- Headlights and taillights: the fastest tell. See identifying cars by lights.
- Side profile and glass: window shape rarely changes within a generation.
- Mirrors and door handles: often changed between generations.
- Interior: dashboards change completely between generations.
Facelifts: pre-LCI vs LCI
Facelifts usually change bumpers, light internals (e.g. halogen to LED), grilles and sometimes engines. If a car identifier gives a year range like "2015–2018", it's often telling you the pre- or post-facelift window.
Identify the generation from a photo
CarForge shows the generation code with every identification where it applies, e.g. "Mercedes-Benz C-Class (W205), 2015–2018", along with specs and a typical price. Try it with our identify a car from a picture guide, or learn which generations are popular project cars.
Frequently asked questions
What does E46 mean?
E46 is BMW's internal code for the 3 Series generation built from about 1997 to 2006.
What's the difference between a generation and a facelift?
A generation is a full redesign; a facelift is a mid-life update to the same generation, mostly lights, bumpers and tech.
Where can I find my car's generation code?
Owner forums, your VIN decoded by a brand-specific decoder, or an identifier app that shows the generation.
Why do enthusiasts use codes instead of years?
Because parts, fitment and character change by generation, not by calendar year.
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