Velopedia Bicycle Archive
2018 Cannondale Trail 20 Girl’s
Original specifications: 20" wheels · geometry for 1 published size.
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At a glance
- Model year
- 2018
- Category
- Kids
- Sizes
- One Size
- Colors
- Turquoise w/ Volt and Cashmere, Gloss (TRQ)
- Geometry
- 1 manufacturer size
- In this record
- 22 specifications · archived image · geometry
- Archive ID
- 900002505
Model history 1 other year
Original buildAluminum · 20"
Frameset
| Frame Construction | Trail 20, SmartForm C2 Alloy, smooth welding |
|---|---|
| Frame Material | Aluminum |
| Fork | SunTour XCT-JR 20, 40mm travel, 1-1/8” steerer, coil, w/ canti mounts |
Drivetrain
| Shifters | Shimano Tourney Revo Twist Shifter, 7-speed |
|---|---|
| Rear Derailleur | Shimano, TY300, 7-speed |
| Crankset | Prowheel, Pro-V30, 110mm length, 30T |
| Bottom Bracket | Cartridge square taper |
| Rear Cogs | Shimano, 7-speed freewheel, 14-28 |
| Chain | KMC, Z51, 1/2” x 3/32” |
| Pedals | Wellgo Composite Platform w/ reflectors |
Brakes
| Brakes | V-Brake, Alloy linear pull |
|---|
Cockpit & Contact Points
| Headset | FSA, Alloy, 1-1/8” Ahead, integrated |
|---|---|
| Handlebar | Lightweight Alloy, 580 mm wide, 25.4mm |
| Stem | Alloy Ahead, 75mm |
| Saddle | Cannondale Ergo |
| Seatpost | Lightweight alloy, 25.4 mm |
Wheels & Tires
| Hubs | KT Alloy, nutted axles, 7-speed freewheel |
|---|---|
| Rims | Cannondale C4, lightweight alloy, 20”, 28H |
| Spokes | Steel, 14g Black |
| Front Tire | Innova 20x1.95”, multi-use tread |
| Rear Tire | Innova 20x1.95”, multi-use tread |
| Wheel Size | 20" |
Geometry
Frame measurements by size.
Reference frame view
Select an available measurement to locate it on the frame.
All geometry measurements1 size · 11 measurements
| Measurement | 20" |
|---|---|
| Seat tube | 260 mm |
| Effective top tube | 450 mm |
| Top tube | 434 mm |
| Head-tube angle | 69.5° |
| Seat-tube angle | 72° |
| Chainstay / rear center | 365 mm |
| Wheelbase | 862 mm |
| Bottom-bracket height | 212 mm |
| Reach | 304 mm |
| Stack | 448 mm |
| Standover height | 517 mm |
Measurements may vary by configuration, wheel size, or frame setting where noted in the published chart.
Gearing
Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.
Parts & serviceability
Find replacement parts
More parts (3)

ENVE Twin Bolt Seatpost - 25mm Offset UD Carbon, 25.4mm
25.4mm
Replacement option · verify fit
Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.
Bike-specific inspection checklist 20 checks based on 6 archived component groups Open checklistClose checklist
This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.
Identity and fit
Follow the full used-bike inspection order →Archived: 2018 Cannondale Trail 20 Girl’s · Youth · Published sizes: One Size
Frame and fork
Inspect the frame and fork →Archived: Frame: Trail 20, SmartForm C2 Alloy, smooth welding · Fork: SunTour XCT-JR 20, 40mm travel, 1-1/8” steerer, coil, w/ canti mounts
Suspension
Evaluate the suspension →Archived: Fork: SunTour XCT-JR 20, 40mm travel, 1-1/8” steerer, coil, w/ canti mounts
Drivetrain
Check drivetrain wear →Archived: Shifters: Shimano Tourney Revo Twist Shifter, 7-speed · Rear derailleur: Shimano, TY300, 7-speed · Crankset: Prowheel, Pro-V30, 110mm length, 30T · Bottom bracket: Cartridge square taper · Rear cogs: Shimano, 7-speed freewheel, 14-28 · Chain: KMC, Z51, 1/2” x 3/32”
Brakes
Inspect the brakes →Archived: Brakes: V-Brake, Alloy linear pull
Wheels and tires
Check wheels and tires →Archived: Wheel size: 20" · Rims: Cannondale C4, lightweight alloy, 20”, 28H · Hubs: KT Alloy, nutted axles, 7-speed freewheel · Front tire: Innova 20x1.95”, multi-use tread · Rear tire: Innova 20x1.95”, multi-use tread
Controls and contact points
Archived: Headset: FSA, Alloy, 1-1/8” Ahead, integrated · Handlebar: Lightweight Alloy, 580 mm wide, 25.4mm · Stem: Alloy Ahead, 75mm · Seatpost: Lightweight alloy, 25.4 mm · Saddle: Cannondale Ergo · Pedals: Wellgo Composite Platform w/ reflectors
Before and during the test ride
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.





