LEGO 5288 Gear Blocks, Housings and Axles is a vintage Service Packs set from 1995 valued at $10 for new and sealed sets, up 140% from an original retail price of $3.99. Annual appreciation has averaged 2.87% since release. Used copies are valued between $8 and $10 depending on condition.
LEGO 5288-1 Gear Blocks, Housings and Axles is a Service Packs set released in 1995, containing 12 pieces. It is a Technic-focused assortment with gears, axles, and gearbox housings intended to expand mechanical builds. Contents include black Technic axles in 4L, 6L, 8L, and 10L lengths, a long worm gear, and light gray 12-tooth bevel and first-version 24-tooth gear with three axle holes. The pack also provides a red 4 x 4 x 1 2/3 gearbox housing, a yellow 2 x 4 x 3 1/3 gearbox housing, and a red 2 x 4 plate with three holes.
A new and sealed Gear Blocks, Housings and Axles is currently valued at around $10, with annual growth of approximately 3%. The average used price is $8 for those in good overall condition. Based on current trends, this set could be valued near $10 within the next year. New and sealed listings currently range from $9 to $11.