
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

I tested Santa Cruz’s new Bronson XO AXS RSV to find out if it's still a party animal or a serious gravity machine?
By Guy Kesteven published
Review Santa Cruz’s mid-travel MX bike is now smoother, slacker, and more confident at speed and in the steeps, but has it lost its signature rider-reactive agility?

From trail centers to racing, UK mountain biking is in a real crisis right now. Should you care and what can you do about it?
By Guy Kesteven published
News Guy Kesteven looks at the now-and-next of mountain biking and thinks about what we can do to create the future we want. You might find his conclusion hard to swallow though….

Best MTB bottle cages – top-rated, secure and easy-to-use cages for off-road riding
By Rich Owen last updated
Buyer's Guide Our test team's pick of the best MTB bottle cages to keep your water bottle secure out on the trails

Riding a classic MTB from a few years ago taught me a lot about what really matters when buying a new bike
By Guy Kesteven published
Opinion Riding an old Santa Cruz Tallboy mountain bike really opened tech expert, Guy Kesteven's, eyes on recent bike progression and long-term value versus short term 'bargains'

Best budget e-MTBs 2024 – top-rated cheap electric mountain bikes that won't break the bank
By Guy Kesteven last updated
Buyer's Guide Go further and faster for less with our pick of the most affordable e-MTBs

Best mountain bike helmets – top-rated head protection for trail, XC and enduro
By Graham Cottingham last updated
Buyer's Guide Our expert pick of the best MTB helmets to protect your head and ensure you look good on the trail

Bespoken Word – Is the bike industry a lesson in 'knowing the price of everything and the value of nothing?'
By Guy Kesteven published
Opinion Guy Kesteven talks about how an old proverb is very relevant to the bike industry right now and how that is affecting his reviewing work

Are small evolutions enough to keep Trek’s all-new Top Fuel Gen 4 in the hunt for more ‘bike of the year’ wins?
By Guy Kesteven published
News Trek are very much taking the ‘if it ain’t broke, don’t fix it’ approach to refuelling their super popular Top Fuel trail / downcountry mountain bike. But is that the right move to make?

Best bike locks – protect your MTB from being stolen
By Guy Kesteven last updated
Buyer's Guide Bike theft is a horrible thing to go through, so thwart thieves with the most secure bike locks for MTBs

Now could be the worst time ever to launch a new MTB, so how are bike brands handling that and should you buy one?
By Guy Kesteven published
Opinion It’s a really hard time to launch a new MTB for a whole bunch of reasons, but why is that and who’s doing it best?

Best tubeless tire valves – top-rated MTB and gravel bike valves tested by our experts
By Guy Kesteven last updated
Buyer's Guide It used to just be about color matching but valve designs have got a lot smarter recently. Are clever cores worth the extra money or will more basic bargains do the job just as well?

I've been testing Specialized Stumpjumpers for over 30 years, but this new version is the most awesome Stumpy ever
By Guy Kesteven published
Review Genie shock tech adds extra suspension wishes to Specialized's already awesome MTB all-rounder

I switched testing high-performance MTBs to riding a battered B'Twin shopping bike and rediscovered the sheer joy of simply cycling
By Guy Kesteven published
Features Guy Kesteven had a holiday romance this week, falling in love with the simple joys of cycling in its most basic form. He reckons it’s an affair we could all do with having and involving others in too

Best enduro mountain bike – we test the top options for racing or burly trail and gravity blasting
By Guy Kesteven last updated
Buyer's Guide The best enduro mountain bikes are fast, light and comfortable enough to ride all-day, here are our top picks

Mountain bike suspension forks explained – we break down every technical term and piece of jargon to help you better understand your MTB fork
By Guy Kesteven last updated
Features Our easy, A to Z expert guide on what all the bits of your suspension fork are called and what they do

Going long on the shortest night – an epic, all-night, solstice MTB ride
By Guy Kesteven published
Features Guy Kesteven and his mates always head out for an overnight mountain bike epic somewhere around the summer solstice. But what’s so special about celebrating the longest day and shortest night on your favorite singletrack?

Is RockShox relaunched Flight Attendant the ultimate ‘automatic’ suspension for trail and enduro riders?
By Guy Kesteven published
News RockShox is relaunching the latest ‘powered up’ version of its AI-automated Flight Attendant suspension back into the rowdy end of riding by combining it with their latest fork and shock changes

Best mountain bike shorts 2026 – we test the top baggy shorts from budget to premium
By Richard Owen last updated
Buyer's Guide Our team of highly experienced testers give you their pick of top MTB shorts covering every kind of riding situation

Specialized Chisel FS review – awesome ‘economy Epic’ XC mountain bike
By Guy Kesteven published
Review Guy Kesteven has been testing the brand new Chisel FS to find out if the alchemic SmartWeld alloy frame and basic SRAM spec can shine through to create a cost-effective cross-country champion

Bespoken Word – Everybody loves a rebel alliance, but is UK mountain biking playing into the Empire’s hands again?
By Guy Kesteven published
Opinion Guy Kesteven asks if the launch of the UK MTB Trail Alliance is another ‘People’s Front of Judea” Monty Python moment for mountain bike advocacy or something more genuine and significant?

Why do I think the new RockShox Pike Ultimate RC2 is potentially the best midweight trail MTB fork ever?
By Guy Kesteven published
Review What have RockShox done to solve the issues with their last generation of forks and does it work?

Bespoken Word – I’m an analytical addict and Comparing Bike Data is my CBD
By Guy Kesteven published
Opinion Guy Kesteven has been testing bikes and kit professionally for nearly 27 years but he still absolutely loves every click, tweak, footage review and re-ride of the evaluation process

Best cheap MTB pedals 2026 – top-rated flat and clipless options that won't break the bank
By Richard Edwards last updated
Buyer's Guide Our pick of the best cheap MTB pedals you can buy, whether you're looking to go flat or clipless on the trails

I've been riding 'gravel' for more than four decades, but here are 10 things that really suck about gravel biking
By Guy Kesteven published
Opinion For a bike genre founded on opening up boundaries and celebrating freedom, gravel riding seems to really stir up emotions. But what particular beefs does our tech ed Guy Kesteven have about the mostly wonderful world between road bikes and mountain bikes?

