XLC SP-T21

34.90 mm
Ratings
BrandMore from XLC
Delivered between Fri, 15.5. and Wed, 20.5.
More than 10 pieces in stock at supplier
free shipping

Diameter3

Hub5

Product details

The XLC Dropper Post SP-T21 is a high-quality dropper seat post designed for use on e-bikes. With a diameter of 34.9 mm and an overall length of 489 mm, it offers a travel length of 170 mm, allowing for flexible adjustment of the seat height. The seat post is equipped with a soft and reliable air-oil cartridge that ensures smooth operation. The internal cable routing contributes to the clean appearance of the bike and minimizes the risk of damage. The SP-T21 is approved for riders with a minimum weight of 50 kg and meets ISO 4210-2MTB standards. Included in the package are the SP-X23 remote control and a cable installation kit, making installation and use easier.

  • Internal cable routing for a clean look
  • Soft and reliable air-oil cartridge
  • Approved for e-bikes with ISO 4210-2MTB standards
  • Includes remote control and cable installation kit.

Key specifications

Material
Aluminium
Seat post category
Lowerable seat posts
Bike area of use
Electric bike, Mountain bike
Hub
170 mm
Length
489 mm
Diameter
34.90 mm

General information

Item number
60024710
Manufacturer
XLC
Category
Seatposts
Manufacturer No.
2502069967
Release date
9.7.2025

Colour

Colour
Black
Exact colour description
Black

Material

Material group
Metal
Material
Aluminium

Seatpost properties

Seat post category
Lowerable seat posts
Bike area of use
Electric bike, Mountain bike
Setback
0 mm
Mounting Lever
Neutral
Hub
170 mm

Origin

Country of origin
France

Voluntary climate contribution

CO₂ emissions
0.84 kg
Climate contribution
CHF 0.11

Product dimensions

Length
489 mm
Diameter
34.90 mm

30-day right of return
24 Months Warranty (Bring-in)
1 additional offer

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Seatposts» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 4.Humpert
    0.1 %
  • 5.BBB
    0.2 %
  • 6.Kind Shock
    0.7 %
  • 7.XLC
    1 %
  • 8.RockShox
    2.8 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • XLC
    Not enough data
  • BBB
    Not enough data
  • Humpert
    Not enough data
  • Kind Shock
    Not enough data
  • M-Wave
    Not enough data

Unfortunately, we don't have enough data for this category yet.

Return rate

How often is a product of this brand in the «Seatposts» category returned?

Source: Digitec Galaxus
  • 4.Humpert
    7.5 %
  • 4.Kind Shock
    7.5 %
  • 6.Suntour
    7.9 %
  • 7.BBB
    8.9 %
  • 8.XLC
    9.2 %
Source: Digitec Galaxus