
Guy Kesteven
Guy Kesteven is Bike Perfect's technical editor-at-large. Hatched in Yorkshire, he's been hardened by riding round it in all weathers since he was a kid. He started writing and testing for bike mags in 1996. Since then he’s written several million words about several thousand test bikes and a ridiculous amount of riding gear. To make sure he rarely sleeps and to fund his custom tandem habit, he’s also penned a handful of bike-related books and he reviews MTBs over on YouTube.
Current rides: Cervelo ZFS-5, Forbidden Druid V2, Specialized Chisel, custom Nicolai enduro tandem, Landescape/Swallow custom gravel tandem
Height: 180cm
Weight: 69kg
Latest articles by Guy Kesteven

Best gravel shoes – we test 10 top off-road shoe options for racers and explorers
By Paul Brett Last updated
Buyer's Guide The best gravel shoes that will make your pedaling more efficient so you can ride faster and longer in comfort

Yeti SB140 LR T3 X0 Turq review – pricey and lacking a host of modern features, but it still quietly rips like nothing else
By Guy Kesteven Published
Review Is Yeti’s all-round ‘mountain bike’ the ultimate blend of iconic brand and innovative technology? Guy Kesteven has been enjoying the last few months finding out.

How bikes can change lives forever by activating kids instead of medicating them
By Guy Kesteven Published
Opinion Guy Kesteven is a firm believer in the mental as well as physical benefits of biking at all ages, but now the evidence is so strong even Hollywood is picking up on it

Bespoken Word – Off-road cycling is hard enough without being abused by keyboard cowards
By Guy Kesteven Published
Opinion Mountain and gravel bike riders have to cope with a lot. Rocks, roots, drops, techy climbs, slippery surfaces, filthy weather, stinging, scratching plants, punctures, mechanicals. But whatever level you ride at, sometimes the worst challenge you can face is other people

It's a gravel gold rush as 100km of new off-road trails open in Wales this weekend
By Guy Kesteven Published
News You could win a Trek gravel bike or Rab clothing when you ride the new trails around Coed y Brenin at Saturday's opening

Best mountain bike brakes – our testers rate the most reliable MTB stoppers around
By Guy Kesteven Last updated
Buyer's Guide No matter your riding style and budget, our experts have picked out the best mountain bike brakes available

10 things you need to know before buying an electric mountain bike
By Guy Kesteven Published
Opinion E–MTBs get you further, or fit in more fun runs however fit you are (or aren’t), but which design trends are dead ends and which features fail? Guy Kesteven gets revved up about his biggest e–MTB frustrations

Bespoken Word – Do the new gravel trails at Coed y Brenin complete the “it’s just old skool MTB” circle?
By Guy Kesteven Published
Opinion Guy Kesteven had an awesome day previewing the new gravel bike trails at Coed y Brenin, but what does this reinvention of past pioneering tell us about the future of off-road riding?

Is the Kinesis G2 all the road and gravel bike anyone really needs?
By Guy Kesteven Published
Review The G2 packages twenty years of Kinesis design experience into an affordable alloy all-road / gravel all-rounder. I've been riding one all spring to find out how it performs

Best enduro helmets – top-rated head protection for enduro and gravity MTB riding and racing
By Jim Bland Last updated
Buyer's Guide The best enduro helmets offer good ventilation and high levels of protection for riding fast on technical, DH-graded MTB terrain

I've tested all kinds of mountain bikes over three decades, but these 5 modern MTB features drive me properly nuts
By Guy Kesteven Published
Features Guy Kesteven roasts horrible headsets, compromised cockpits, e-MTB mount madness, stupid storage and hidden spec horror so you don’t have to suffer at the hands of dumb design

Pipe down MTB conspiracy theorists, it turns out that SRAM's UDH gear hanger was a truly brilliant idea after all
By Guy Kesteven Published
Opinion

Mondraker Chrono Carbon DC RR review – Spanish downcountry bike turns out to be 'damn confusing'
By Guy Kesteven Published
Review

Your local bike shop needs your support, but do they need to do a better job of supporting themselves?
By Guy Kesteven Published
Opinion It’s Local Bike Shop Day on May the 4th and Guy Kesteven reckons that sort of initiative is a great idea. However, he also thinks a brief forensic study of how the day has officially been presented tells us why some small scale shops might be struggling.

Best dropper posts 2026 – our top-rated options for dropping your saddle
By Graham Cottingham Last updated
Buyer's Guide Whether you're riding XC or enduro, here's our test team's choice of the best dropper posts to get your saddle out of the way for maximum maneuverability

Cervelo Aspero Apex XPLR AXS review – fast but user-friendly gravel bike
By Guy Kesteven Published
Review Guy Kesteven has been riding Cervelo’s new fast but friendly drop bar dirt bike to see who it’ll suit best and he reckons it’s potentially a real sweet spot for the road rooted but gravel curious

Bespoken Word – You are the problem, not your bike
By Guy Kesteven Published
Opinion Guy Kesteven reckons it’s time most of us stopped thinking about what we can upgrade on our mountain bikes to go faster and look at the real weak link in the system – ourselves

I test bicycles for a living, here are the 5 must-have features to look for when buying a budget gravel bike
By Guy Kesteven Published
Features Guy Kesteven is one of the most experienced bike testers in the world, so what does he think are essential features on a cheap gravel / all-road bike?

5 things a lifetime of bike testing has taught me about how to upgrade your MTB
By Guy Kesteven Published
Features Starting cheap, seeing the whole system, trying before you buy, measuring carefully, or servicing rather than upgrading. What can our most experienced test editor tell you about improving your mountain bike?

Best mountain bikes under $1000 – top-rated bargain hardtail MTBs that give maximum bangs per buck
By Richard Owen Last updated
Buyer's Guide Our test team's round-up of the best $1000 mountain bikes for hitting the trails on a budget

6 signs you need to stop riding your mountain bike and give it some workshop attention right now!
By Guy Kesteven Published
Features Broken brakes? Grinding gears? Loose bearings? Dead suspension? Droopy droppers? Wobbly wheels? Here's the niggles that could be a nightmare if you don’t get them sorted straight away

Best light mountain bikes 2026 – lightweight cross-country MTBs under 10kg
By Guy Kesteven Last updated
Buyer's Guide The best light mountain bikes combine sensational acceleration and XC speed for ultimate off-road climbing performance

Why are the fastest MTB race bikes in the world so different from what we mere mortals ride?
By Guy Kesteven Published
Opinion

I tested Tom Pidcock's Pinarello Dogma XC Olympic gold medal-winning race bike and it's as frighteningly fast as he is
By Guy Kesteven Published
Review Pinarello's full-suspension race bike is as speed-hungry and uncompromising as the high-performance athletes it’s designed for

I’ve tested thousands of mountain bikes and Calibre’s Line T3 275 is the best £1,000 MTB you can buy today
By Guy Kesteven Published
Review Is Calibre’s Line T3 27.5 mountain bike really the incredible ‘best £1,000 bike’ deal it seems? Guy Kesteven has been finding out if it rides as well as it reads on paper