I seem to recall that the last year, maybe two, of the classic range production did introduce front and rear suspension upgrades from the factory.

Found a 2019 Price and Option List for the 4/4 which doesn't mention the rear suspension kit.

2019 4/4 Price List

2019 Roadster Option and Price List

Hope this helps,

P

Last edited by Perry_P_M3W; 09/07/23 08:14 PM.