LEGO dropped the Cat D11 Bulldozer (42131) in 2021 as part of the Technic Licensed collection — one of the bigger builds out there at 3,854 pieces with a retail price of $499.99.
The $0.130 per piece price point is on the premium side, though the build quality matches.
As an adult-focused display set, the Cat D11 Bulldozer is built to impress. Sets like this in the Technic range often hold or grow in value after retirement.
Key Features
3,854 pieces — A flagship-level build that'll keep you busy for days
$0.130 per piece — In line with Technic pricing
Licensed subtheme — A popular subcategory within Technic
2021 release — Part of LEGO's modern era with strong design standards
Theme Background
LEGO's Technic theme is a powerhouse in the LEGO lineup with serious collector following, and the Cat D11 Bulldozer is a 2021 release that lands in one of the flagship offerings in Technic at $499.99. Price-per-piece comes in at $0.130, which is reasonable for what Technic typically runs.
Within Technic, the Licensed sets have carved out their own niche. If you're tracking Technic for investment or just collecting, the Licensed releases are usually among the more interesting ones to watch.
Why This Set Is Special
Strong part-out value at 1.9x. Parts are worth $935.72 vs $499.99 retail (1.9x ratio). Theme average is 1.9x.
Premium 18+ display set — An 18+ set at $499.99, targeting adult collectors. Premium display sets in this range have historically been among LEGO's strongest appreciating categories.
Frequently Asked Questions
[{"q": "How many pieces are in the LEGO Cat D11 Bulldozer (42131)?", "a": "The LEGO Cat D11 Bulldozer (42131) contains 3,854 pieces, making it a large-scale display set. This places it in the top 60 largest LEGO sets by piece count out of over 9,289 sets. This is a build that will keep you engaged for several hours, with plenty of intricate details and techniques to enjoy."}, {"q": "How much does the LEGO Cat D11 Bulldozer (42131) cost?", "a": "The retail price (MSRP) for the LEGO Cat D11 Bulldozer (42131) is $499.99 in the United States. Regional pricing is \u00a3429.99 in the UK, CA$619.99 in Canada, \u20ac499.99 in Europe. This works out to $0.13 per piece. The higher price-per-piece reflects the use of specialized or larger elements, licensed branding, or premium packaging."}, {"q": "Is the LEGO Cat D11 Bulldozer (42131) a good investment?", "a": "The LEGO Cat D11 Bulldozer (42131) shows moderate investment potential based on several factors. Key investment signals include: high piece count. Technic sets have historically been among the best-performing themes for post-retirement appreciation. As with any LEGO investment, buying at or below retail price maximizes potential returns. Use the BrickBucks price tracker to find the best entry point."}, {"q": "What age is the LEGO Cat D11 Bulldozer (42131) suitable for?", "a": "The LEGO Cat D11 Bulldozer (42131) is recommended for ages 18+. This is an 18+ set designed for adult builders, typically featuring more complex building techniques, detailed designs, and display-quality results."}, {"q": "How big is the LEGO Cat D11 Bulldozer (42131)?", "a": "The LEGO Cat D11 Bulldozer (42131) measures approximately 58.20cm \u00d7 48.00cm \u00d7 17.00cm (W\u00d7H\u00d7D). This is a substantial display piece \u2014 make sure you have adequate shelf space before purchasing."}, {"q": "Is the LEGO Cat D11 Bulldozer (42131) still available?", "a": "The LEGO Cat D11 Bulldozer (42131) retired on December 31, 2021 and is no longer available at retail. You can find this set on secondary markets including Amazon, eBay, and BrickLink. Retired Technic sets often trade at a premium above their original retail price, with demand typically increasing over time as sealed inventory decreases."}, {"q": "Where can I buy the LEGO Cat D11 Bulldozer (42131)?", "a": "The LEGO Cat D11 Bulldozer (42131) is retired and only available on secondary markets. Check Amazon, eBay, and BrickLink for current listings. Use the BrickBucks price tracker to compare prices across retailers and find the best deal."}]
