5150 · Mont-Tremblant · 19 Jun 2027
How to train for 5150 Mont-Tremblant
The organiser calls this race a great introduction to triathlon, and it means it. An upscale resort, a lake framed by mountain views, a start a few steps from the pedestrian village. Beginners read "introduction" as "gentle" and train for a pleasant morning. The bike file disagrees.
It climbs 643 m in 40.2 km. That is a lot of climbing for an Olympic-distance triathlon, and it comes in short, steep pieces rather than one long hill. A Trained reference athlete finishes in 2:56:55, and the engine scores threshold capacity at 90 on all three legs. So the day is fast and hard and uneven, and the ramps are where it turns.
By Kian Briel, founder. Analysed by engine 1, updated
What is actually on the road
The organiser's own course files, drawn the way the Event Analyzer draws a member's race.
- Swim1.5 km0 m upCourse file
- Bike40.2 km643 m upCourse file
- Run10 km122 m upCourse file
In Lac Tremblant you swim one loop of 1.5 km, starting just steps from the race village at the foot of the pedestrian village. The organiser logged the lake at 21 C in 2026 and 18 C a year earlier. It says the race is held on sections of its official course, and it labels both the bike and the run as rolling.
The bike file tells you what rolling means here. It opens with a string of ramps up to 8.8 percent, drops back down towards the halfway mark, then climbs again to its high point before descending home. The same run of ramps shows up twice in the file. The steepest of them, 209 m at 10 percent, arrives near kilometre 15.5 and then again at kilometre 34. Descents of 9 and 10 percent sit between them, and three quarters of the whole course is still flat by distance.
The run is 10 km with 122 m of climbing, all of it in small pieces. The engine reads a single flat stretch of almost 5 km through the middle, and that stretch holds 49 percent of the run leg. Near the end comes the only real rise, 196 m at 3.1 percent, then a short drop at 6.3 percent into a flat final kilometre.
Course shape by distance
- Flat 76%
- Climbing 12%
- Descending 12%
The longest stretches
- Bike, climbing0.21 km2% of the bike
- Run, flat4.97 km49% of the run
- Run, flat1.15 km12% of the run
Each row is one unbroken stretch of the course that keeps the same shape the whole way. The number is how much of that leg you spend inside it, and it comes out the same whether you are fast or slow.
What this course asks of each leg
Twelve training dimensions scored for each leg against its own course, the way the Event Analyzer scores a member's race.
Threshold first, everywhere. Threshold capacity scores 90 in the lake, on the bike and on foot. After that the legs part company. On the bike, high-intensity capacity scores 88, nearly level with threshold, against 72 on the run and 70 in the water. Strength and force reads 48 on the bike and 30 on the run. Those two scores are the ramps talking. A 10 percent pitch asks for a short burst above threshold. The file asks that question again and again.
The swim has its own note. Technical skill reads 64 there, higher than on the bike or the run. Fueling resilience sits at 20 on every leg, because the day is too short for the stomach to decide anything.
Now the bands. A Trained athlete swims 29:10, rides 1:25:23 at 200 W and runs 52:22. The bike alone is 48 percent of that morning. The Competitive band finishes in 2:34:15 from 4.15 W/kg at 75 kg, riding 1:14:31 at 274 W and running 44:30. That is about 11 minutes found on the bike and 8 on the run, and none of it comes from attacking the steep bits. It comes from a threshold high enough that the ramps stop costing extra.
Ask the engine to turn this bike file into one session and it builds twelve short rounds, each a minute of Zone 5 flowing without a break into a minute and a quarter of Zone 4, with easy spinning before the next round. That is the leg's rhythm, repeated.
The weather swings. The organiser's highs run from 16 C in 2026 to 32 C in 2024. The engine keeps environmental resilience at 10, but a run of 52:22 on a day like 2024 is a different race from the one in 2026.
- Threshold capacity90
- Aerobic endurance70
- High-intensity capacity70
- Technical skill64
- Muscular endurance60
- Anaerobic capacity55
- Threshold durability45
- Aerobic durability35
- Fueling resilience20
- Sprint power20
- Strength / force15
- Environmental resilience10
Nymiva reads what you can already show, from your own data
Connect your training history and the Focus Lab scores the same twelve dimensions this course demands against where you sit today. The gap between the two is what you train.
- MeasuredFrom your thresholds and testsThreshold power, threshold pace, critical swim speed and field tests you have done. The dimensions they can carry are scored directly.
- EstimatedFrom your training historyConnected activities are read for what they prove: long efforts, late-session fade, repeated hard work, fueling on long days. Each score says how it was read.
- ProxyFrom a stand-in, and named as oneWhere only an indirect signal exists, the score carries the proxy it came from and a lower confidence, never a number dressed as a measurement.
- UnmeasuredHonestly blankA dimension nothing in your data can answer stays unmeasured. It is never a zero, and the plan does not pretend to know it.
Every dimension ends in one word
- Develop the course asks more than you can show
- Maintain close enough to hold at the minimum dose
- Covered nothing to build here
- Unmeasured the course needs it, your data cannot say yet
Twelve dimensions are scored for the course, read from its file, and the same twelve for the athlete, read from their thresholds and connected training history. Each athlete score carries a note on its source and how far it can be trusted. A gap exists only where the course asks for more than the athlete can show, and each gap is weighted by how much of the day it fills. Here the bike fills close to half the morning, so a bike gap outranks a swim gap of equal size.
There is no reader data behind this page. Its season assumes the simplest case, that your gaps sit where the demands are largest, and lays out 16 weeks with 3 developmental blocks. Threshold capacity leads the first block in all three sports. In the second, muscular endurance leads on the bike and the run while technical skill leads in the water. In the third, high-intensity capacity takes over on the bike and the run, and aerobic endurance leads the swim. Two weeks of taper and race week close it out. A member's season starts from their own numbers and will rank things differently.
What this course asks for first
Which demands matter most across the whole race. A leg's demand counts for as much of the day as that leg takes, so a score of 85 on the bike outweighs the same score on the swim.
- 01Threshold capacityBike leg, 48% of the day90 × 48%43
- 02High-intensity capacityBike leg, 48% of the day88 × 48%43
- 03Aerobic enduranceBike leg, 48% of the day70 × 48%34
Which demand gets a block, and when
The engine freezes one lead focus per sport on every developmental block, holds the rest at maintenance, and verifies before it reprioritises.
An illustration, not your plan. This page has none of your data, so the season below is the engine’s answer to one stated assumption: that your gaps line up with what 5150 Mont-Tremblant demands. Your own season is built from your history, your thresholds, the days you can train and the races you have entered, and it will differ from this in its priorities, its sessions and its load.
- 01Run threshold capacity, a development block3 weeks
- 02Bike high-intensity capacity, a development block2 weeks
- 03Bike threshold capacity, a development block5 weeks
In the order the allocator places them, general first, most race-like last.
- Week 1PrepPrep
A lead-in week. It develops nothing by design.
- Weeks 2 to 5Foundation 2Closes with a recovery week
- PriorityBike threshold capacity
- PriorityRun threshold capacity
- PrioritySwim threshold capacity
- SupportBike aerobic endurance
- SupportRun aerobic endurance
- SupportSwim aerobic endurance
- SupportBike muscular endurance
- SupportSwim technical skill
- SupportRun muscular endurance
- Weeks 6 to 9Event shaping 1Closes with a recovery week
- PriorityBike muscular endurance
- PrioritySwim technical skill
- PriorityRun muscular endurance
- SupportBike threshold capacity
- SupportRun threshold capacity
- SupportSwim threshold capacity
- SupportBike high-intensity capacity
- SupportRun high-intensity capacity
- SupportBike aerobic endurance
- SupportRun aerobic endurance
- SupportSwim aerobic endurance
- SupportSwim high-intensity capacity
- Weeks 10 to 13Event shaping 2Closes with a recovery week
- PriorityBike high-intensity capacity
- PriorityRun high-intensity capacity
- PrioritySwim aerobic endurance
- SupportBike threshold capacity
- SupportRun threshold capacity
- SupportSwim threshold capacity
- SupportBike aerobic endurance
- SupportRun aerobic endurance
- SupportSwim high-intensity capacity
- SupportBike muscular endurance
- SupportSwim technical skill
- SupportRun muscular endurance
- Weeks 14 to 15PeakPeak
The taper. Load comes down toward the race, content stays specific.
- Week 16RaceRace
Race week.
Held at maintenance between blocks
- Runthreshold capacity, aerobic endurance, high-intensity capacity, muscular endurance
- Bikehigh-intensity capacity, threshold capacity, aerobic endurance, muscular endurance
- Swimaerobic endurance, threshold capacity, high-intensity capacity, muscular endurance, technical skill
Touches scheduled by each capability’s own decay, at a fraction of its development dose, so earlier work is still there on race day.
The sessions the blocks are built from
One entry per kind of work the block trains, at the intensity that work is meant to be done at. Where the same work runs at several lengths, the entry shows the span it grows across rather than one entry per length.
- Foundation 2 · Weeks 2 to 553 to 167 min
4 x 10 min at Zone 4, then 20 min at Zone 4, then 10 x 0.2 min at Zone 7, then 30 min at Zone 3, 5 min easy between
BikePower, Zone 4Trains threshold capacity - Foundation 2 · Weeks 2 to 576 to 135 min
5 x 1 min at Zone 1, then 2 x 20 min at Zone 4, then 45 min at Zone 3, 1 min easy between
BikePower, Zone 1Trains threshold capacity - Foundation 2 · Weeks 2 to 552 to 62 min
3 x 8 min at Zone 4, 3 min easy between
RunPace, Zone 4Trains threshold capacity - Foundation 2 · Weeks 2 to 560 min
3 x 8 min at Zone 3, then 3 x 7 min at Zone 4
RunPace, Zone 3Trains threshold capacity - Foundation 2 · Weeks 2 to 532 to 44 min
12 x 100 m at Zone 4, 0.3 min easy between
SwimPace, Zone 4Trains threshold capacity - Foundation 2 · Weeks 2 to 546 to 59 min
10 x 200 m at Zone 3, 0.3 min easy between
SwimPace, Zone 3Trains threshold capacity
12× climb-to-false-flat repeats
1 min at Zone 5, then 1.3 min at Zone 4, then 1 min at Zone 5, then 1.3 min at Zone 4, then 1 min at Zone 5, then 1.3 min at Zone 4, then 1 min at Zone 5, then 1.3 min at Zone 4, then 1 min at Zone 5, then 1.3 min at Zone 4, then 1 min at Zone 5, then 1.3 min at Zone 4, then 1 min at Zone 5, then 1.3 min at Zone 4, then 1 min at Zone 5, then 1.3 min at Zone 4, then 1 min at Zone 5, then 1.3 min at Zone 4, then 1 min at Zone 5, then 1.3 min at Zone 4, then 1 min at Zone 5, then 1.3 min at Zone 4, then 1 min at Zone 5, then 1.3 min at Zone 4, 1.3 min easy between
Compiled by the deterministic course compiler from the organiser’s file: the course’s one repeatable requirement, rehearsed at a dose the progression allows.
- Bike
- 66 min
- Trains muscular endurance
- Supports strength force
- Supports anaerobic capacity
- Supports threshold durability
16 weeks, laid out backwards from race day
The shortest runway Nymiva builds for this event type, with its blocks, recovery weeks, taper and race week in place.
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- Prep
- Foundation
- Event shaping
- Peak
- Race
- Recovery week
Your own season carries these same phases on your own dates, with the load solved from your fitness and the days you can train, and it changes when your data does.
What each level does on the day
Reference finish times per peer band, the pacing plan the model holds each band to, and where the day is decided.
| Band | Swim | Bike | Run | Finish |
|---|---|---|---|---|
| Recreational2:11 /100m critical swim speed · 2.47 W/kg at 75 kg · 6:08 /km threshold pace | 0:34:26 | 1:35:49 | 1:02:59 | 3:23:14 |
| Trained1:51 /100m critical swim speed · 3.03 W/kg at 75 kg · 5:06 /km threshold pace | 0:29:10 | 1:25:23 | 0:52:22 | 2:56:55 |
| Competitive1:36 /100m critical swim speed · 4.15 W/kg at 75 kg · 4:20 /km threshold pace | 0:25:14 | 1:14:31 | 0:44:30 | 2:34:15 |
| Elite1:26 /100m critical swim speed · 5.27 W/kg at 75 kg · 3:50 /km threshold pace | 0:22:36 | 1:08:08 | 0:39:22 | 2:20:06 |
Pacing plan
- 0 km0.5%29.6 km/h1:33
- 0.77 km4.2%15.9 km/h0:49
- 0.98 km0.9%27.8 km/h2:04
- 1.94 km-5.2%55.5 km/h0:24
- 2.31 km0.5%29.6 km/h1:40
- 3.13 km7.3%10.4 km/h0:57
- 3.29 km0.3%30.6 km/h1:26
- 4.03 km6.3%11.7 km/h3:39
68 more segments in the full plan.
- Run: reach 4:20 /km and this course gives back 22:40.
Where it is decided
On the second trip through the ramps.
The first time through, everything is fresh. The swim is behind you, the road tips up, and a hard minute on an 8.8 percent pitch feels like good racing. The descent afterwards hands the time back, or seems to. Then the file climbs again towards its high point, and the same pitches come round. The 10 percent ramp near kilometre 34 is 2.1 percent of the bike leg. That share is small. What you bring to it is not.
A rider who held 200 W on the first set of ramps meets the second set at the same power and rides home. A rider who surged the first time meets them with less, surges again because the gradient demands something, and gets off the bike with a run already spent. It shows up in the long flat middle of the run, the 49 percent of the leg where there is nothing to hide behind and nothing to blame but the bike.
Getting it wrong
The classic mistake is treating each ramp as a separate event. They are short, you can see the top, and at 10 percent standing and sprinting feels natural. A string of those across 40 km is not a string of small costs. It is one large one, charged on the run.
Another is packing for one edition's weather. The highs have ranged from 16 C to 32 C. Train the run for the warm version and a cool morning is a gift. Train for the cool version and a hot one takes the flat middle of the run away from you.
The last is the late rise on the run. It is only 196 m at 3.1 percent, but it comes near the end, and runners who drifted through the flat stretch find it steeper than it is. Hold the pace through the middle and crest the rise. Then let the drop carry you into the final kilometre.
Conditions on the day
- 2026high 16 C, low 13 Cwater 21 C
- 2025high 23 C, low 17 Cwater 18 C
- 2024high 32 C, low 18 Cwater 21 C
From the organiser’s own records. Not a forecast.
Every session is a claim, every block is a test
A plan is not a calendar. Each key session states what it trains and how that is checked, and each block ends with a public verdict before the next one is chosen.
What a block promises
Bike threshold capacity moves from your baseline to a stated target by the end of Foundation 2
- The baseline is your measured score when the block starts. The target is the score the model predicts for it.
- Verified at the block’s recovery week, by a field test or a refresh of the supply read from your history.
- Confidence rises by agreement between independent signals, never by one metric crossing a line.
- A block that misses its target is a public miss. The next block is chosen from what was proven, not from what was planned.
- 01Stimulus achievedThe work landed in the zone the session named, for the dose it named.
- 02Partially achievedSome of the work landed. The session banks what it can prove.
- 03Not achievedThe load may have been there. The stimulus was not, so nothing is banked.
- 04Data insufficientNo usable stream. The session is neither credited nor blamed.
- Session verified
- Progression banked
- Block verified
- Priority reassessed
- Plan adapted
Your numbers, this course
Analyze 5150 Mont-Tremblant against my fitness
The same simulation and the same Focus Lab read, on your thresholds instead of a band’s. Three numbers give a finish estimate and a partial read. A connected history gives the whole table.
The first 14 days are free.
- Trained band finish
- 2:56:55
- Of the day on the bike
- 48%
- Dimensions scored per leg
- 12
- Season runway shown
- 16 wk
Questions people ask
- How hilly is the 5150 Mont-Tremblant bike course?
- The organiser rates the bike as rolling, and its file for the 40 km climbs 643 m. The steepest sustained ramp is 209 m at 10 percent, and the profile carries it twice, near kilometre 15.5 and again near kilometre 34.
- How warm is Lac Tremblant for the swim?
- The organiser logged the lake at 21 C in 2026, 18 C in 2025 and 21 C in 2024. The wetsuit rule is not on its course page yet, so look for it in the athlete information closer to race week.
- When does registration open for 5150 Mont-Tremblant in 2027?
- The organiser opens registration for the 2027 race at 12 p.m. EST on October 1, 2026. The race is on June 19, 2027, the day before IRONMAN 70.3 Mont-Tremblant.
- How long is the training season on this page?
- Sixteen weeks, with three developmental blocks, two weeks of taper and a race week. It is drawn from the course alone. A member's own season starts from their numbers and can run longer.
Course data from the organiser’s published files, analysed 24 Sept 2026 by engine 1, demand model 4. Reference times are simulated for a peer band at a stated reference athlete and are not a prediction for anyone. Nothing on this page is medical advice.
IRONMAN® and IRONMAN 70.3® are registered trademarks, and 5150 is a trademark, of World Triathlon Corporation. Nymiva is an independent training platform and is not affiliated with, sponsored by or endorsed by World Triathlon Corporation. Course data is read from the organiser’s public course pages for the purpose of describing the event.