Here is the latest on the K16 gearbox issue, translated from German with Google.
Latest update is new bikes are being delivered from factory and spares on way to dealers. Its a 30 hour job in total.
'' As part of a recall campaign, BMW Motorrad is replacing motorcycle models K 1600 GT (0F01 / 0F11), K 1600 GTL (0F02 / 0F12), K 1600 excavator (0F51 / 0F53) and K 1600 Grand America ( 0F51 / 0F53) of the production period September 2016 - September 2019 Parts of the gearbox. Affected by the action are about 20,000 vehicles worldwide. In Germany 2243 vehicles.
The facts: BMW Motorrad has found in ongoing field observations that it may cause damage to the system composite shift fork / gearshift sleeve / gear wheel in individual cases. As a result, the function of the transmission is no longer ensured. Under certain circumstances, this can result in a switching operation to a double engagement of two gears. A critical driving condition can not be excluded. BMW Motorrad has therefore decided recall the above motorcycles and retrofit the gearboxes accordingly. The holders of the affected motorcycles will be informed by BMW Motorrad. The recall is free for customers. Vehicles that are already produced but not yet delivered are subject to a delivery lock and will be retrofitted before delivery.
Until 2016, the gearboxes for the K 1600 models (type K48) were manufactured by Getrag in Germany. In 2016, the machines and tools were relocated to Torqtec in North Carolina, USA. Since then, the K 1600 transmissions - as well as the R nineT transmissions - have been supplied from there. which are already produced but not yet delivered, are subject to a delivery lock and will be retrofitted before delivery. Until 2016, the gearboxes for the K 1600 models (type K48) were manufactured by Getrag in Germany. In 2016, the machines and tools were relocated to Torqtec in North Carolina, USA. Since then, the K 1600 transmissions - as well as the R nineT transmissions - have been supplied from there. ''
No timings as yet, but a full recall is imminent for anyone with a bike manufactured since reverse gear was introduced.