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KidsVerified spec

2012 Mongoose Rockadile 20 Boys

Launched at $280

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What a used one is worth

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New

$74

$39 to $98

Like new

$70

$37 to $93

Excellent

$66

$35 to $88

Good

$55

$29 to $74

Fair

$41

$22 to $54

For parts

$22

$12 to $29

From the launch price, aged to 2026 and adjusted for condition. Guidance from our catalog, not an appraisal.

Overview

Brand
Mongoose
Model family
Rockadile
Model year
2012
Category
Kids
Frame material
aluminum
Sizes
ONE
Wheel size
20
Launch MSRP (US)
$280

Drivetrain

Speeds
7
Groupset
Shimano Tourney
Chainrings
1
Electronic
false

Build

Fork
Suntour M2025 w/30mm Travel
Stem
Alloy MTB, 25.4
Tires
Innova MTB, 20 x 2.0
Brakes
Promax Alloy V-Brake; levers Alloy
Saddle
Mongoose MTB Kids
Wheels
rims Alloy 36 Hole; hubs KT Alloy bolt-on 36 Hole; spokes 14G Stainless
Cassette
Shimano Tourney, 14-28t, 7-speed
Crankset
Prowheel Steel, 40t
Seatpost
Steel, 27.2 x 300
Shifters
Shimano Tourney Revo
Handlebar
Steel MTB, 25.4, 30mm rise
Rear derailleur
Shimano Tourney
Travel front mm
30

Source: Mongoose's own mongoose.com model page captured 2011-09. Model year from the year in the page address; maker menu: juvenile. Frame: Mongoose MTB Kids 20" Aluminum Hardtail. Bottom bracket: Cartridge. Chain: KMC Z50, 7-speed. Headset: Threadless, 1 1/8". Pedals: Plastic Platform with reflector. MSRP $280 from the price block of the 2011-09 capture, inside the model year launch window.

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