Best Chain Reaction deals: offers at the UK and US retailer

2x12 has just dipped under the watershed £1,000 mark. This groupset is fully wireless, so no need to mess around with labyrinthine internal cables, while the 12 speed cassette promises a wider range of gears with smaller jumps between them.

Performance-pushing computer that's stacked with advanced training tools, tracking VO2max and recovery status as well as Strava Live Segments – and features enhanced navigation.

Fizik shoes are some of the best you can get, combining comfort, stiffness, and breathability. This model features a Boa IP1 dial which allows you to loosen as well as tighten in 1mm increments, enabling you to get a spot-on fit.

Pro-level axle-based power meter that comes in 110 and 130BCD spiders and 172.5 or 175mm crank lengths, but stocks are low at the moment, so we suggest you order forthwith if you don't want to miss out.

Kitting out your bike for winter doesn’t have to be a pain in the wallet. These grippy and durable tyres from Vittoria have been designed to offer puncture protection will retaining low rolling resistance. Always a sound choice, and now they’re better than half price!

This replacement left arm crank is one of the most cost-effective ways to start training with power. It broadcasts over ANT+ and Bluetooth, which makes connecting it to your devices far easier. The margin of error is within ±1%, so you can be confident you’re training in the right zones.

Only 165mm cranks are currently left, but a shorter crank can help you get more aero – so maybe now is time for a change over...

A helmet proven in the Tour de France, the Trenta promises to combine aerodynamics with breathability. The latter may not be something so necessary as we head into winter, but you’ll thank yourself for it come the summer!

Ideal if you don’t have easy access to an outside tap. With a 15-litre capacity, it’s good for cleaning a couple of bikes on a single tank. The pressure output is variable, so you can keep things at bearing friendly level and it can use mains electricity or a 12V vehicle power outlet, making it perfect for a trip to a cyclocross race.

Keeping carbohydrate levels topped up during training (and racing) is hugely important - and SIS gels are formulated to provide the energy you need as quickly as possible, alongside electrolytes lost in sweat.

Pedals do wear out over time, and worn bearings can result in annoying noises as well as knee or ankle pain caused by movement. If you use Shimano cleats and pedals and are looking for a replacement, this is a handy deal.

The Pro One is a really popular tyre among Cycling Weekly's tech team, it's fast rolling but surprisingly resilient. Opt for this tubeless version and you could be enjoying low rolling resistance - without too much fear over flats - all year.

This is a carbon, disc brake frame from Sussex brand Orro. It's designed to meet a range of needs, from club runs to commuting and first races. This model is built up with Shimano Tiagra alongside quality Deda finishing kit.

Used in the past by Team Sky at the Tour, this is a helmet that packs plenty of safety tech developed at MIT and patented by Kask, and of course is lightweight too. All sizes are available as we write.