The LEGO Liebherr R 9800 (42100) is a seriously impressive build, clocking in at 4,108 pieces. Released in 2019 as part of the Technic Licensed collection, it retails for $449.99.
The price-per-piece works out to $0.110, which is solid for what you're getting.
Whether you're building for display or thinking long-term, the Liebherr R 9800 has the piece count and theme appeal to make it worthwhile.
Key Features
4,108 pieces — A flagship-level build that'll keep you busy for days
$0.110 per piece — In line with Technic pricing
Licensed subtheme — A popular subcategory within Technic
Released 2019 — Technic sets from this period are known for their build quality
Theme Background
The Liebherr R 9800 falls under the LEGO Technic theme, sitting in the Licensed subtheme — one of LEGO's most established and popular product lines. Launched in 2019 at $449.99, it sits in the premium tier of the Technic range. Price-per-piece comes in at $0.110, which is reasonable for what Technic typically runs.
The Licensed subcategory within Technic has its own collector base, and sets in this range tend to hold interest well after retirement. Worth keeping on the radar if you're building a Technic collection.
Why This Set Is Special
Largest set in Technic. At 4,108 pieces, this is the single largest set in the entire Technic theme.
111% above retail — Now trading at $950.10, up 111% from $449.99 RRP — a 19% annualized return over 4.2 years since retirement.
Frequently Asked Questions
[{"q": "How many pieces are in the LEGO Liebherr R 9800 (42100)?", "a": "The LEGO Liebherr R 9800 (42100) contains 4,108 pieces, making it a large-scale display set. With this piece count, it ranks among the top 50 largest LEGO sets ever produced. Builders should expect a lengthy, multi-session build \u2014 often spanning several days or more. The complexity and scale of this set make it a rewarding experience for advanced builders."}, {"q": "How much does the LEGO Liebherr R 9800 (42100) cost?", "a": "The retail price (MSRP) for the LEGO Liebherr R 9800 (42100) is $449.99 in the United States. Regional pricing is \u00a3399.99 in the UK, CA$549.99 in Canada, \u20ac449.99 in Europe. This works out to $0.11 per piece. While you get fewer pieces per dollar than some other Technic sets, the build quality and specialized elements justify the premium."}, {"q": "Is the LEGO Liebherr R 9800 (42100) a good investment?", "a": "The LEGO Liebherr R 9800 (42100) 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 Liebherr R 9800 (42100) suitable for?", "a": "The LEGO Liebherr R 9800 (42100) is recommended for ages 12+. This strikes a nice balance between complexity and accessibility, suitable for older children and teens building with or without supervision."}, {"q": "How big is the LEGO Liebherr R 9800 (42100)?", "a": "The LEGO Liebherr R 9800 (42100) 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 Liebherr R 9800 (42100) still available?", "a": "The LEGO Liebherr R 9800 (42100) 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 Liebherr R 9800 (42100)?", "a": "The LEGO Liebherr R 9800 (42100) 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."}]
