I'm very happy with my purchase.
Very practical and well made.
Works perfectly and looks great.
I've recommended this to several friends.
Put your engineering passion to work with the 4,805-piece GMK7550 All-Terrain Mobile Crane Building Blocks Kit - a technically ambitious model inspired by the iconic Grove GMK7550 heavy-duty all-terrain crane. Standing an impressive 31.5 inches tall when complete, this advanced engineering build features working multi-axle steering and an extendable boom that replicate the real-world mechanics of one of the most capable cranes in the industry. Whether you are a construction enthusiast, a technical builder, or an engineering collector, this is a deeply rewarding build that produces a stunning display centerpiece.
| Specification | Details |
|---|---|
| Piece Count | 4,805 Pieces |
| Model | GMK7550 All-Terrain Mobile Crane (XM166) |
| Finished Height | 31.5 Inches |
| Functional Features | Multi-Axle Steering, Extendable Boom |
| Age Recommendation | Teens & Adults (14+) |
| Difficulty | Advanced / Expert Level |
| Best For | Engineering Collectors, Construction Fans, STEM Builders, Display |
Q: What is the GMK7550?
A: The Grove GMK7550 is a real-world heavy-duty all-terrain mobile crane known for its impressive lifting capacity, multi-axle design, and versatility across challenging job sites. This building blocks model faithfully recreates its iconic profile and key functional features.
Q: Does the boom actually extend?
A: Yes - the model features a functional extendable boom that mimics the telescoping action of the real crane, making it both a display piece and an interactive model.
Q: How tall is the finished model?
A: The completed crane stands approximately 31.5 inches tall - a substantial and commanding display model.
Q: How long does it take to build?
A: At 4,805 pieces with complex mechanical elements, most experienced builders complete this set over 15-25+ hours across multiple sessions. It is a detailed, technical build best enjoyed at a steady pace.
Q: Is this a good gift for an engineer or construction professional?
A: Absolutely - it is one of our most popular gifts for engineers, heavy equipment fans, and construction industry professionals. Ideal for birthdays, Father's Day, Christmas, and milestone occasions.
Q: Does it come with building instructions?
A: Yes, building instructions are included. Please refer to the product packaging for instruction format details.
Ships from US warehouse, free delivery 2-7 business days.