ProForm Carbon TLX Treadmill – Advanced Home Running with Smart iFIT Training
The ProForm Carbon TLX Treadmill is designed for runners who want more from their home workouts. With a powerful speed range up to 20 km/h, a generous running surface, and intelligent iFIT features, it delivers everything from steady daily runs to challenging interval sessions.
Connect to iFIT and your workouts become more personalised. Speed changes, incline adjustments, and training intensity can adapt automatically based on the session, while SmartAdjust™ learns from your performance and helps keep every workout challenging.
Whether you're building endurance, improving fitness, or training towards a running goal, the Carbon TLX gives you the space, comfort, and technology to keep progressing.
A Bigger Running Experience
The Carbon TLX gives you the room and performance needed for natural running movement.
Features include:
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Speeds up to 20 km/h
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Spacious 51 x 152 cm running belt
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Suitable for walking, jogging, distance running, and intervals
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Smooth speed adjustments for precise pacing
The larger deck provides extra confidence at higher speeds, giving you more freedom to settle into your natural stride.
12% Incline for Real Terrain Training
Add gradient to your workouts and increase the challenge without needing to increase speed.
The 0–12% incline range helps you:
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Build strength through the legs and glutes
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Increase workout intensity
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Improve hill-running ability
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Add variety to every session
During compatible iFIT workouts, incline can adjust automatically to match the terrain, helping recreate the feel of outdoor routes.
iFIT Workouts That Adapt Around You
Connect the Carbon TLX to iFIT and unlock thousands of interactive workouts covering:
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Running
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Walking
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HIIT
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Strength training
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Yoga
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Mobility and recovery
Trainer-led sessions guide you through every workout, while your treadmill can automatically adjust speed and incline to follow the session.
SmartAdjust™ uses your workout history and performance to adapt future sessions, helping you progress at the right pace.
Smart Training with AI Coach and ActivePulse™
Take the guesswork out of planning your workouts with iFIT technology.
AI Coach helps you:
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Create personalised training plans
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Schedule future workouts
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Discover sessions based on your goals
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Keep your training consistent
With a compatible Bluetooth heart rate monitor, ActivePulse™ can adjust speed and incline automatically to help maintain your chosen heart rate zone throughout your workout.
Comfortable Running with ProShox™ Cushioning
Every step feels smoother thanks to ProShox™ cushioning, designed to absorb impact and provide a more comfortable running experience.
The cushioning system helps reduce stress through your joints, making it easier to stay consistent during longer sessions.
Clear Training Information at a Glance
The 7" high-contrast display keeps your essential workout information visible throughout your session.
Track:
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Speed
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Incline
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Pace
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Distance
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Calories burned
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Vertical gain
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Workout progress
The intuitive controls also make it easy to adjust settings whenever you need to take control manually.
Built for Comfort and Convenience
The Carbon TLX includes practical features designed around your everyday training.
Included features:
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CoolAire™ automatic fan to help keep you comfortable
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Built-in speakers for immersive audio
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Bluetooth headphone connectivity
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USB-C charging port
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Device shelf for your phone or tablet
Whether you're following a guided workout or training with your own entertainment, everything you need is within reach.
Folds Away When You're Finished
The SpaceSaver® folding design helps you reclaim floor space when your workout is complete.
With EasyLift™ assist, the running deck folds upwards smoothly, making storage easier in home gyms, spare rooms, or shared spaces.
Why Choose the ProForm Carbon TLX Treadmill?
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Speeds up to 20 km/h
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Large 51 x 152 cm running belt
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0–12% incline range
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ProShox™ impact cushioning
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7" high-contrast display
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SmartAdjust™ adaptive training technology
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ActivePulse™ heart-rate controlled workouts
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AI Coach personalised training plans
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iFIT compatibility with thousands of workouts
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CoolAire™ workout fan
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Bluetooth audio and USB-C charging
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SpaceSaver® folding design with EasyLift™ assist
The ProForm Carbon TLX Treadmill combines serious running performance with intelligent home fitness technology. With a larger running area, powerful speed range, smart adaptive workouts, and comfortable cushioning, it is built to help you run further, train harder, and stay motivated.
iFIT Train Membership required costing £144 per year (£12pm)
iFIT Train Membership required costing £144 per year (£12pm)
Free 30-Day iFit Membership Included
A FREE 30-Day iFIT Trial is Included. A credit Card is required for activation. iFit Membership auto-renews unless cancelled in advance. The 30-day trial applies to new memberships only.

Can I Still use the ProForm Carbon TLX Treadmill without an iFit subscription?
Yes, you can still use the ProForm Carbon TLX Treadmill in manual mode and access a limited selection of onboard workouts without an iFIT subscription. You'll still be able to exercise using the standard controls and built-in workout functions.
An iFIT membership unlocks the connected features, including trainer-led workouts, automatic equipment adjustments, AI Coach, SmartAdjust™, Google Maps routes, workout tracking, and much more.
Find more about iFit here