BUILT TO LAST
Designed for Australian conditions
Engineered to withstand the harshest climates and built to last with premium materials, this product is crafted with care for everyday Australian life.
Order in the next 04h 23m for fast dispatch · Same-day from Sydney
40,000+ Australian customers · Australian-owned & operated
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Overview
Build and display a true supercar icon
Looking for the ultimate gift for a child or teen who loves supercar toys? This LEGO® Technic™ McLaren Senna GTR™ (42123) is a great choice – and adult McLaren fans will love it too! Packed with authentic features inspired by the original track-focused supercar icon, this collectible model toy is sure to set pulses racing.
Realistic details and powerful functions
The McLaren Senna GTR is a car unlike any other. And this awesome LEGO Technic toy version is equally impressive. Check out the V8 engine with moving pistons, iconic dihedral doors that open, plus authentic graphics and colors, just like on the real car. Steer using the wheel, then put the model on display where it’s sure to draw many admiring glances.
Open up the world of engineering
LEGO Technic sets feature realistic movement and mechanisms that introduce LEGO builders to the universe of engineering in an approachable and realistic way.
A stunning build for supercar fans, the LEGO® Technic™ McLaren Senna GTR™ 42123 model building kit is packed with realistic details inspired by the iconic original.
Check out this supercar toy model’s authentic features, like the detailed V8 engine with moving pistons and dihedral doors that open ‘up and out' in the unmistakable style of the real McLaren.
Enjoy steering the McLaren toy car using the wheel on top.
Looking for the best gift ideas for a motorsport fan or supercar lover?This set makes a great choice for kids aged 10 and up who’d love to build and display their own McLaren race car.
This awesome track-focused supercar toy model looks great on display and is sure to capture the imagination of any kid or adult with a passion for supercars, motorsport and McLaren.
Model measures over 3 in. (9 cm) high, 12 in. (32 cm) long and 4 in. (12 cm) wide.
This collectible McLaren toy car features eye-catching graphics and colors, just like on the real supercar.
The LEGO® Technic™ universe offers advanced building toys for LEGO fans who are ready for their next building challenge.
LEGO® Technic™ components meet rigorous industry standards to ensure they are consistent, compatible and connect reliably every time – it's been that way since 1958.
LEGO® Technic™ components are dropped, heated, crushed, twisted and analyzed to make sure they meet strict global safety standards.
Specifications
Specifications will vary by product. Please refer to the product description above or contact us before ordering if you need a specific measurement.
Shipping & Returns
Shipping
Orders are dispatched from our Sydney warehouse within 1–2 business days of payment. Delivery times from Sydney:
- NSW & ACT: 2–5 business days
- VIC & QLD: 2–7 business days
- SA: 3–8 business days
- TAS: 4–10 business days
- WA: 5–10 business days
Tracking is provided on dispatch. Remote postcodes may incur additional fees.
30-day change-of-mind returns
We offer a 30-day change-of-mind return on select unopened products in original packaging (excluding health/safety items or bulk purchases). Email us within 30 days of delivery to start a return.
A restocking fee of 7–25% applies, plus return postage (unless approved otherwise). Customer-incurred postage costs are non-refundable without prior approval.
Faulty or damaged on arrival
If your product arrives faulty or damaged, contact our support team with your order number, photos/videos of the fault, and the original packaging. Do not return items without a return authorisation.
Warranty
12-month Australian warranty on this product unless noted otherwise. The warranty covers manufacturing defects under normal use.
The warranty does not cover:
- Damage caused by misuse, incorrect installation, or modification.
- Damage during delivery (claim under shipping policy instead).
- Normal wear and tear.
To claim warranty: contact our support team with your order number, photos/videos of the fault, and a brief description. We will assess the claim and offer a replacement, repair, or refund as appropriate.
AUTOMATION
Smart automation, set and forget
Time-saving design with intuitive controls. Set it once and let it work for you, freeing up your time for what matters most.
AUSSIE SUPPORT
Backed by genuine Australian support
Local warranty, fast dispatch from Sydney, and Australian customer service Mon-Fri. We are a real business with real people, just a phone call away.
Complete the set
Frequently bought together
Hand-picked add-ons from the same category — save when you bundle.
Total price
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Why Aussies Shop With Auzzi
A registered Australian business with real local support, transparent pricing, and fair returns.
Australian Business
ABN 79 670 758 782. Registered in Australia.
Fast Australia-Wide Dispatch
Ships fast from our Sydney warehouse.
Secure SSL Checkout
Card, PayPal, Apple Pay, Google Pay accepted.
30-Day Returns
Change-of-mind returns within 30 days.