Einzelsitz /6

R Boxer » /5 (69 - 73):
R 50/5, Lanschwinge nr.2906305 - ...
R60/5, Lanschwinge nr.2997987 - ...
R75/5, Lanschwinge nr.2997987 - ....

R Boxer » /6 (73 - 76):
R 60/6 (0251) (07/1973 - 08/1974)
R 60/6 (0255) (09/1974 - 08/1975)
R 60/6 (0281) (09/1975 - 06/1976)
R 75/6 (0261) (09/1973 - 08/1974)
R 75/6 (0265) (09/1974 - 08/1975)
R 75/6 (0282) (09/1975 - 06/1976)
R 90/6 (0271) (09/1973 - 08/1974)
R 90/6 (0275) (09/1974 - 08/1975)
R 90/6 (0283) (09/1975 - 06/1976).