Bike Fitting Services

"I’ve been doing Half Ironman and Ironman races since 1998 and had 4-5 ‘professionals’ set me up, but still struggled off the bike until David helped me out, best Ironman run time of 3:20."

- Scott, Triathlete


David's coaching is very analytical. His mantra is to train smarter (which may be harder), not longer. Most of his client's are fitting training around full time jobs and family life. So it becomes even more important to not fill the training time with 'junk' miles. Every session has a purpose.

About David's work with Profile Design - written by SlowTwitch DAN EMPFIELDThu Jun 09 2022 David is the head of R&D at Profile Design and if you see something clever from this company there’s a very good chance itRead more

Tokyo Olympics Triathlon Mixed Team Relay Analysis

Time to dive into the results from the Olympic events last week - someone needs to cover the numbers that the news outlets gloss over. I'll cover the individual events seperately to the MTR - theyRead more

IMNZ Results Analysis

This analysis isn't late - I just wanted to allow sufficient recovery time for athletes to be prepared to think about IM again... I've updated the IMNZ results files and generated a bunch of newRead more

IM NZ 2021 Forecast

The weather for IMNZ on Saturday is looking promising, if not necessarily super fast. I suspect the limited daylight hours will cause more consternation than the environmental conditions.Read more

Proportional Crank Length

With FSA releasing cranks shorter than 165mm we finally have one of the large manufacturers paying attention to the requests from bike fitters for a better range of options. Which is great news forRead more

Speed Theory Athlete About To Suffer Again

"We're all too used to comfort, it's boring." Hayden is no stranger to spending days on end on a bike, having completed his first ultracycling event amidst the COVID ridden 2020 where he placedRead more

Tauranga Half Analysis

Several records were set this year so it was clearly a fast edition of the race. There were a number of factors at play, which I shall delve into (of course). Lets start by looking at the average splRead more

New Tauranga Half Course

The Tauranga Half offers a new course this year - taking advantage of the new motorway to lessen the amount of time we spend annoying local residents. There has been discussion of whether the newRead more

Everesting Preparation

If we ignore all the less pleasant things that have happened and focus on cycling, one might say that 2020 has been the year of Everesting. The first half of the year saw a number of professional andRead more

Taupo Half 2013 Results Analysis

Graham O’Grady and Candice Hammond dominated the 2013 edition of the Taupo Half with times close to the best ever achieved on the course. From a statistical viewpoint it’s what happened behindRead more

Fuji Track Elite

Fuji is one of the few brands in recent years to have committed to developing a new carbon track frame – the Fuji Track Elite. It’s a very nice addition to the market – sizing, features &Read more

Ironman Kona 2013 Preliminary Analysis

As most who follow Long Distance Triathlon will realise – the Hawaiian Ironman was raced yesterday. The conditions were unusually mild and the racing was particularly fierce, which led to someRead more

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