The 4 Series debuted alongside the last-gen 3 Series, replacing what used to be called the 3 Series coupe and convertible. Just to add to the confusion, BMW calls a four-door variant the Gran Coupe.

Lone Mountain Aircraft is pleased to offer this 2020 Carbon Edition G6 SR20 Premium. This is an owner flown airplane with an annual inspection completed in December 2025 and is ready for a new hangar ...

Lone Mountain Aircraft is pleased to offer this 2020 Carbon Edition G6 SR20 Premium. This is an owner flown airplane with an annual inspection completed in December 2025 and is ready for a new hangar ...