<Tr> <Td> sDrive18i </Td> <Td> 2015--</Td> <Td> 6 - speed manual, 6 - speed Steptronic </Td> </Tr> <Tr> <Td> sDrive18Li </Td> <Td> 2016--</Td> <Td> 6 - speed Steptronic </Td> </Tr> <Tr> <Td> sDrive20i </Td> <Td> 2015--</Td> <Td> 8 - speed Steptronic </Td> </Tr> <Tr> <Td> sDrive20Li </Td> <Td> 2016--</Td> <Td> 8 - speed Steptronic </Td> </Tr>

When did the bmw x1 body style change