1043355
601842366165
When you buy a bike from us in the store or come to collect your Click & Collect order we will adjust your new bike to fit you.
This includes adjusting saddle height, saddle position and where possible adjusting the brake levers / gear shifters.
We will also adjust any accessories you have purchased with your bike where applicable.
At Wheelworx, we're committed to delivering not just quality bikes but also exceptional value and peace of mind for our customers. That’s why every bike purchased from us includes Lifetime Free Service—so your bike remains in peak condition for years to come!
The free service is put in place to make sure the bike you have purchased is running correctly and to adjust out any cable stretch that happens to any new bike.
The type of bike you have bought and the type of riding you have planned will affect how soon you need to book your free service.
However if you experience any issues at any time you should stop riding your bike and book your bike in for its free service immediately.
ANY BIKE PURCHASED IN WHEELWORX COMES WITH A LIFETIME FREE SERVICE

The 2021 Dual Sport 4 Gen 4 S TREK BLACK is available at the following locations.
The item will be transferred to the location you choose during checkout.
If the item is not currently available to view at your desired location, please call your nearest store to arrange for it to be transferred.
Dedicated to adrenaline-pumping adventures and speedy commutes? The 2021 Dual Sport 4 Gen 4 from the prestigious brand TREK is a perfect match for riders expecting the best performance from their bike in all terrains. This model's key features include a feather-light aluminium frame, nifty 1x11 Shimano Deore drivetrain, and high-quality fork equipped with remote suspension lockout, making it an apex choice for hybrid bikes.
Whether you're looking for speed, energy efficiency, or rugged lastingness for off-road explorations, Dual Sport 4 excels in all areas. The Shimano hydraulic disc brakes promise unmatched stopping power for all environments while the tubeless-ready rims and puncture-resistant Bontrager tyres ensure a smooth and worry-free ride. With its ergonomic grips and a Blendr stem for fuss-free accessory integration, this model is all about comfort, durability, and versatility.
Some standout features include:
Customise your 2021 Dual Sport 4 Gen 4 with options such as fenders, racks, and bottle cages, creating a bike that is truly your own.
Note: Size Small frames have a dipping top tube towards the seat tube for easier straddling for shorter riders. Medium and larger frames have a straight top tube.
Choose the 2021 Dual Sport 4 Gen 4. Choose versatility, performance, and innovation.
| Frame | Size S, UNI, Aluminium, Alpha Gold Aluminium, curved top tube, DuoTrap S-compatible, internal cable routing, rack and mudguard mounts, post-mount disc, kickstand mount, 135x5 mm QR |
| Wheel Size | Front 28 |
| Wheel Size | Rear 28 |
| Weight | 12480 g |
| Fork | SR Suntour NRX RL, remote lockout, preload, 100x5 mm QR, 63 mm travel |
| Fork | Unknown |
| Gears | DERAILLEUR, Shimano, 1 Gears |
| Tyres | BONTRAGER, |
| Pedals | WELLGO, |
| Wheels | UNKNOWN, Bontrager Affinity Disc, Tubeless Ready, 32-hole, 21 mm width, Presta valve Shimano M3050, centerlock, 100x5 mm QR Shimano M3050 centerlock, 135x5 mm QR |
| Shifters | SHIMANO, Shimano Deore M5100, 11-speed, |
| Kickstand | UNKNOWN, Unknown |
| Front Brake | SH, Shimano RT54, CentreLock, 160mm, Disc brake with hydraulic actuation |
| Rear Brake | SH, Shimano RT54, CentreLock, 160mm, Disc brake with hydraulic actuation |
| Rear Derailleur | , |
| Crankset | PROWHEEL, ProWheel alloy, 42T, 175 mm Prowheel PW-BB73+, 68/73mm, threaded external |
| Chain | KMC, KMC X11, 11-speed |
| Headset | UNBRANDED, 1-1/8" threadless, sealed cartridge bearings |
| Handlebar | BONTRAGER, Bontrager Comp Lowriser, alloy, 31.8 mm, 15 mm rise, 600 mm width |
| Stem | BONTRAGER, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length |
| Bartape / Grips | BONTRAGER |
| Seatpost | BONTRAGER |
| Saddle | BONTRAGER, Bontrager Evoke |
| Front Light | UNKNOWN |
| Rear Light | UNKNOWN |
| Colours | TREK BLACK |
| Sizes | S |
| Brand | Trek |
| Barcodes | 601842366134, 601842366141, 601842366158, 601842366165 |
| SKUs / Part Numbers | 1043355, 1043356, 1043357, 1043358 |
Please note: Manufacturers can sometimes change the specification of the products from time to time.