LEGO 5266 Gear Racks, Gear Wheels and Pulley Wheels is a vintage Service Packs set from 1989 valued at $22 for new and sealed sets, up 274% from an original retail price of $5.99. Annual appreciation has averaged 4.60% since release. Used copies are valued between $18 and $20 depending on condition.
LEGO 5266 Gear Racks, Gear Wheels and Pulley Wheels is a Service Packs Technic set released in 1989, containing 22 pieces. The assortment includes Technic gears (8t, 16t, 24t crown and triple-axle, 40t), a gear rack, a long worm gear, a wedge belt wheel (pulley), and a large steering pulley. Designed as a parts refill for Technic builders, it supports creating gear trains, rack-and-pinion mechanisms, and pulley-driven functions.
A new and sealed Gear Racks, Gear Wheels and Pulley Wheels is currently valued at around $22, with annual growth of approximately 3%. The average used price is $19 for those in good overall condition. Based on current trends, this set could be valued near $23 within the next year.