LEGO 5039 Monorail Stop / Reverse Switch is a vintage Service Packs set from 1989 valued at $54 for new and sealed sets, up 799% from an original retail price of $5.99. Annual appreciation has averaged 5.83% since release. On the used market, values range from $42 to $47 based on condition.
LEGO 5039 Monorail Stop / Reverse Switch is a Service Packs Monorail set released in 1989, containing 3 pieces. It includes a light gray Monorail Track Monoswitch element, a light gray 2 x 2 round brick with axle hole, and a 2 x 2 round tile printed with a yellow arrow. Designed for the classic LEGO Monorail system used on Space layouts, the switch enables trains to stop or reverse direction when configured on the track.
A new and sealed Monorail Stop / Reverse Switch is currently valued at around $54, with annual growth of approximately 4%, which is lower than other Monorail sets. The average used price is $45 for those in good overall condition. Based on current trends, this set could be valued near $57 within the next year.