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RSD Middlechild V3 Titanium /D3 SX

Last known price
$4,249
Fork travel
140 mm
Wheels
29″
Drivetrain
1 × 12 11–50t
Gear range
455%
Frame
Titanium
Brakes
Hydraulic disc

Rider height by size (cm)

Size guide
  • SM 158–171
  • MD 168–180
  • LG 178–189
  • XL 186–199

Components

16 of 18 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part
  • Frame

    27.5+/29 Titanium Butted and Heat Treated Not identified

Suspension

1 part
  • Fork

Sizes and geometry

Size explorer

Enter your height to highlight matching ranges.

Size MD

Table

Geometry diagram unavailable

The drawing needs wheelbase, which the manufacturer did not publish. Available facts remain in the table.

Size Reported by the manufacturer

Specifications

Frame and fork

Intended fit
  • Unisex
Frame material
  • Titanium

Suspension

Suspension configuration
  • Full suspension
Front travel
  • 140 mm

Drivetrain

Derived by Bikelake
Front chainrings
  • 1
Rear sprockets
  • 12
Smallest sprocket
  • 11
Largest sprocket
  • 50

Technical analysis

2 measures

How these figures sit among bicycles of the same class and model year. Context, not a ranking.

Front travel

140 mm

This value is within the central range for this class.

Cohort
Mountain / Trail Model year: 2026
Sample
1,640 bicycles with this information
Coverage
96.3% of the class

Shifting

Mechanical

388 of 1,702 bicycles with this information use electronic shifting.

Cohort
Mountain / Trail Model year: 2026
Sample
1,702 bicycles with this information
Coverage
100.0% of the class

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2026 builds

Differences across 2026 builds
Specification This bicycle RSD Middlechild V3 Titanium /D3 SX RSD Middlechild V3 Aluminum /D2 Deore RSD Middlechild V3 Aluminum GX D2 RSD Middlechild V3 Aluminum /D3 SX RSD Middlechild V3 Chromoly /D2 Deore RSD Middlechild V3 Chromoly GX D2
Frame
Frame material Titanium Aluminum Aluminum Aluminum Steel Steel
Drivetrain
Smallest sprocket 11 10 11 11 10 11
Largest sprocket 50 51 50 50 51 50

Other models in this family

8 models

Published versions from the same family and model year.

RSD Middlechild V3 Titanium /D3 SX, by RSD

This bicycle

Trail

Middlechild V3 Titanium /D3 SX

  • Suspension: 140 mm
  • Wheel size: 29″

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