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RideThreshold

4 × 10 Threshold

4 × 10 min at 100–103% FTP, 4–5 min easy

Time
1h23
Hard
40:00
in zones 4–5
Difficulty
HardDifficulty 3 of 5 — Hard

What we typed

Warm up 15 min building from 50% to 75% FTP. 4 × (10 min at 100–103% FTP, 4 min 30 s easy at 50% FTP). Cool down 10 min at 50% FTP.

Fit File Forge built the steps below from these words — the same steps your watch gets.

Describe your own

The session

4 steps

Warm up

Build from 50% to 75% FTP.

15 min50–75% FTPZ2
4×10 min

Rep

10 min100–103% FTPZ4

Easy

4m 30s49–52% FTPZ1

Cool down

10 min49–52% FTPZ1

Targets

Set as a share of your FTP. Your watch applies it to the FTP in its own settings, so it keeps up as that changes.

50–75% FTP
100–103% FTP
49–52% FTP

Scaled version

3 × 8 minutes at 95–100% FTP.

Build the scaled version in Forge

About this session

What it trains

Threshold power at or just above FTP, broken into focused chunks.

Who it's for

Riders of all levels; a good first threshold session.

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