Guy started writing and testing for bike mags in 1996. Since then, he’s written several million words about several thousand bikes and a vast amount of riding gear. He’s also penned a handful of bike-related books and he reviews bikes over on YouTube.
Latest articles by Guy Kesteven

Best MTB trail tyres 2026: We pick 9 totally sorted options for hitting the trails
By Rich Owen published
Buyer's Guide Our pick of the best trail-orientated MTB tyres for ultimate grip, support and predictability in all conditions

Maxxis Dissector Exo tyre review: Trail option that deftly straddles the speed vs grip line
By Guy Kesteven published
Review How does a faster dry/loose race tyre designed by one of the best DH racers in the world work out as a trail tyre?

Maxxis Minion DHR II review: The benchmark hardcore mountain bike back tyre
By Guy Kesteven published
Review The DHR II is the ‘fit and forget’ rear trail tyre for a whole bunch of reasons

Specialized Hillbilly Grid Trail 2Bliss Ready T9 review: Bargain-priced winter tyre
By Guy Kesteven published
Review A wallet-friendly option for boosting grip in the worst winter trail conditions

Maxxis Minion DHF review: Superbly surefooted all-rounder
By Guy Kesteven published
Review If there’s a Maxxis Minion DHF on the front of your mountain bike then you’re basically sorted for any riding

Best mountain bike saddles: The top 6 most highly rated MTB seats we've tested
By Rich Owen published
Buyer's Guide Whether pounding out the miles or winching back to the top of the trail is your thing, here's our round-up of the best mountain bike saddles

SDG Bel Air V3.0 Lux-Alloy saddle review: An MTB design classic
By Guy Kesteven published
Review Three decades on from its first release, the Bel Air is still one of the best MTB perches and now on its third iteration

Best XC tyres 2026: Two seasoned cross-country racers pick the fastest mountain bike tyres for maximum speed and control
By Rich Owen, Guy Kesteven published
Buyer's Guide Cross-country tyres are the lightest and fastest MTB rubber. You need to be able to finish if you're looking to finish first though and race conditions can really vary too

Schwalbe Rocket Ron XC tyre review: Our favourite all-condition race tyre
By Guy Kesteven published
Review Can Schwalbe’s Rocket Ron Addix Speed Super Race really combine XC speed with trail style grip and is there anyone it won’t work for?

Best MTB grips 2026: Improve your mountain bike's comfort, control and handling
By Rich Owen published
Buyer's Guide Fitting new MTB grips is an easy and cost-effective upgrade that can make a big difference to how your bike rides

Gusset S2 Extra Soft Compound grips review: Superb grip in all-weathers
By Guy Kesteven published
Review Gusset does a whole range of grips, but the S2 Extra Softs are designed to be the grippiest of all

Peaty’s Monarch grips review: Fantastic control and comfort
By Guy Kesteven published
DH MTB legend Steve Peat is no stranger to hanging onto bars. We get hands-on with Peaty’s Monarch grip designs to see if they really do rule

Best gravel bikes under $2,000 / £2,000: Lower-priced bikes that still deliver
By Guy Kesteven last updated
Buyer's Guide The best gravel bikes under $2,000 / £2,000 to get the best performance without the top-tier prices

Red Bull Spect Flow cycling sunglasses review
By Guy Kesteven last updated
Review New sunglasses use a unique floating lens for comfort and clarity. We've been using them on-road and off to see if facial full-suspension really works

Mavic Allroad bib shorts review
By Guy Kesteven last updated
Review The Mavic Allroad bib shorts are tough, with loads of extra padding and bonus cargo features, too, but are they comfortable for long gravel and adventure days?

Proviz Classic Endurance Jersey
By Guy Kesteven published
Review Is this affordable full-length zip, three-pocket jersey worth a look?

Continental Grand Prix 5000 S TR review
By Guy Kesteven published
Review Continental’s 5000 S TR are our benchmark for premium-price, ultimate-performance tubeless road tyres

Giro Eclipse Spherical helmet review
By Guy Kesteven published
Review Giro’s Eclipse Spherical helmet debuted in the peloton last year- and now us mere mortals can buy it, but is it worth the expense?

Spatz Roadman 3 and Legalz Pro overshoes review
By Guy Kesteven published
Review The latest overshoes from Spatz target traffic visibility and UCI pro racing regulations while still keeping your feet warm whatever the weather

Giro Xnetic H20 shoe cover review
By Guy Kesteven published
Review Giro’s knitted Xnetic H2O shoe covers are a very modern, waterproof reboot of a classic old-timer's answer to cold feet but how well do they work?

Giro Xnetic H2O gloves review
By Guy Kesteven published
Review How do Giro’s new Xnetic H2O knitted gloves compare to conventional waterproof designs?

Giro Xnetic H2O socks review
By Guy Kesteven published
review Giro is the latest brand to enter the waterproof knitwear game and its super-stretchy Xnetic H2O material has some real advantages

Lezyne Lite Drive 1000XL review
By Guy Kesteven published
It’s been around a while but Lezyne’s Lite Drive 1000XL is still a really useful, universal fit unit
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