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Delivered ready to ride in 10 to 14 days.

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Delivered boxed in 1 - 2 weeks

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Mongoose LadyGoose 20" Kids Bike Black/Teal

$379.00 $349.00   ? You automatically get Club Price when buying online. But there are extra benefits if you join Club 99.
In stock
Only %1 left

PAYMENT OPTIONS

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Product Limit $30 - $2,000 $30 - $3000 $350 - $1,000 Up to $8,000
Minimum Purchase $30 $50 $350 $1,000
Interest Free Period Always interest free Always interest free Always interest free Up to 12 months interest free*
Set up Fee No sign-up or late fees No sign-up or monthly account fees No set-up fee A one-off establishment fee may apply
Minimum Repayments Four equal interest free payments Four instalments due every 2 weeks $40/month From $40/month or 3% of the outstanding balance (whichever is greater)*
Payment Frequency Fortnightly Fortnightly Weekly, fortnightly and monthly Set your schedule to weekly, fortnightly or monthly
Monthly Account Fee No account fee No account fee $9.95/month (waived if your statement balance is zero) $9.95/month (waived if nothing owing)
Late Fee No late fees Learn more about Afterpay late fees Click here Learn more about Zip Pay late fees Click here Learn more about Zip Pay late fees Click here
More Information More information More information More information More information
Request a Price Beat

Up to 12 months interest free

Features

Perfect Ride Guarantee
If you don't love it, you can swap it, up to 30 days from purchase!* Learn more »

Free Bike Build
We'll build your bike for free when you click and collect at any 99 Bikes store.

First Free Tune-up
Every bike come with a complimentary free tune-up and safety check.

Please note that, in order to reduce production and delivery times, bike specifications are subject to change by the manufacturer without notice. Please be aware that these changes might not be reflected on product pages and images.

The Mongoose LadyGoose 20" Kids Bike is designed to provide a fun and safe riding experience for young cyclists. Featuring a lightweight Tectonic T1 aluminum frame and kids-specific geometry, this bike offers excellent maneuverability and comfort. The reliable aluminum caliper front brakes and rear steel coaster brake ensure effective stopping power. With its single-speed drivetrain and durable construction, the LadyGoose is perfect for neighborhood rides, park adventures, and learning new skills. This bike combines style and functionality, making it an ideal choice for young riders ready to explore.

Mongoose LadyGoose 20" Kids Bike

  • Lightweight alloy frame for easy handling
  • Reliable aluminum caliper brakes for safety
  • Durable single-speed drivetrain for smooth riding
  • Kids-specific geometry for comfortable fit

Kid-Friendly Design for Comfortable Riding

The Mongoose LadyGoose 20" is engineered with a geometry that caters to young riders, ensuring a comfortable and enjoyable ride. Its lightweight construction allows kids to easily handle the bike, boosting their confidence as they ride.

Safe and Reliable Braking System

Equipped with aluminum caliper brakes in the front and a rear steel coaster brake, the LadyGoose provides dependable stopping power. This safety feature allows parents to feel secure while their children ride.

Durable Build for Everyday Adventures

Constructed with robust materials, the Mongoose LadyGoose is designed to withstand the rigors of daily use. The single-speed drivetrain offers simplicity, making it easier for kids to focus on mastering their riding skills.

What is the Mongoose LadyGoose 20" used for?

The Mongoose LadyGoose 20" is used for recreational riding, providing young cyclists with a fun way to explore their neighborhoods and parks.

Why choose the Mongoose LadyGoose 20"?

Choose the Mongoose LadyGoose 20" for its lightweight design, reliable braking system, and kid-friendly geometry, making it an excellent choice for young riders. Its stylish look and durable build make it perfect for everyday adventures.

Who is the Mongoose LadyGoose 20" designed for?

The Mongoose LadyGoose 20" is designed for children, typically aged 6 to 9 years, who are ready to ride independently. It caters to young cyclists seeking a comfortable and enjoyable biking experience.

More Information
SKU Mongoose25LadyGooseBlack/Teal
Season 2025
Sizing SKUs 20inch: MGM55103F20OS
Click & Collect Yes
Colour Black
Frame Tectonic T1, aluminium, 20" kids geometry, 100 mm dropout
Frame Material Alloy
Fork Mongoose, 20”, steel steerer, 100 mm, bolt-on
Fork Material Steel
Rear Gears Single Speed
Crankset Mongoose 1-piece narrow Q-factor, 32T
Pedals Kids, plastic
Chain KMC Z410
Brake Type Coaster w/ Front Brake
Brakes Aluminum caliper front, rear steel coaster brake
Cassette Single-speed, 16T
Tyres Mongoose, 20 in x 2.125 in, wire bead
Rims Aluminum single wall, 28H
Hubs Steel, 3/8 in axle, 28H
Spokes 14G, stainless steel
Bottom Bracket Internal, 1-piece, American, 68 mm shell
Handlebar Mongoose, Hi-Ten steel, 580 mm width, 176 mm rise, 22.2 mm clamp
Headset Threaded, EC22.2/27, retainer bearing
Grips Mongoose, kids
Stem Aluminum/steel, quill, 50 mm ext., 22.2 mm clamp
Saddle Mongoose Kids, integrated rails
Seatpost Steel, 250 mm, integrated saddle, 27.2 mm

Mongoose Kids Bike Sizing Chart

Rider's Height (cm)
75
85
95
105
115
125
135
145
155
165
175
12" Wheel
16" Wheel
20" Wheel
24" Wheel
26" Wheel

This is an accurate estimate, and every new bike comes with a free professional bike fit when you click & collect in store, plus all bikes have a 30 day Perfect Ride Guarantee.

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