Use my current location Pedal Thrasher 4 Hardtail Mountain Bike Black/Grey
Up to 12 months interest free
Perfect Ride Guarantee
If you don't love it, you can swap it, up to 30 days from purchase!* Learn more »
Free Bike Build
We'll build your bike for free when you click and collect at any 99 Bikes store.
First Free Tune-up
Every bike come with a complimentary free tune-up and safety check.
Please note that, in order to reduce production and delivery times, bike specifications are subject to change by the manufacturer without notice. Please be aware that these changes might not be reflected on product pages and images.
Pedal Thrasher 4 Hardtail Mountain Bike
- All-new 6061 alloy frame
- Upgraded Front suspension fork 100mm travel
- Updated geometry
- 27.5" wheels with quick release axles
- Knobbly 2.1" tyres
The Pedal Thrasher 4 Hardtail Mountain Bike offers unbeatable value for entry-level riders seeking a comfortable, capable ride. Key features include a Shimano 3x7-speed drivetrain with easy trigger shifters, upgraded cast alloy suspension fork with 100mm travel, and reliable mechanical disc brakes. The lightweight double-wall alloy rims, wide MTB tyres, and quick-release hubs for easy maintenance and transport in small cars. With padded saddles, chunky grips, wide handlebars, and durable sealed cartridge bearings, the Thrasher 4 is built for smooth, low-maintenance performance.
Why Choose A Pedal Bike?
Great Value For Money
Pedal bikes are built for the budget conscious. Great bang for your buck, designed to ride great.
Shimano Components
Pedal bikes are built using high-quality Shimano components to boost the durability and longevity of your bike.
Comfortable & Easy Ride
Pedal bikes provide a relaxed and easy ride, perfect for a comfortable journey!
What is the Thrasher 4 used for?
The Thrasher 4 was designed for light off-roading, commuting, and recreational rides around town and along your local bike paths. With it's awesome components, it can take on a wide variety of surfaces and gradients.
Why is the Thrasher 4 different?
The big point of difference that sets the Thrasher 4 apart from most other entry-level and value-focused MTB-style machines is the inclusion of Mechanical Disc Brakes. You'll find these are much more powerful and reliable than traditional V-Brakes, and work in all types of weather. Additionally, they're longer-lasting, so you won't have to bring in the bike for a service quite as soon!
Who is the Thrasher 4 designed for?
The Pedal Thrasher 4 best suits beginners who've never tried mountain biking or those who need a bike that can handle a little rougher terrain. Perhaps you're moving onto your first adult-sized bike, or maybe you just want something tough and reliable.
Pedal Bikes offer a lifetime frame warranty and 2 year warranty on parts. Click here for more details.
| SKU | PedalThrasher4BlackGrey |
|---|---|
| Season | 2025 |
| Sizing SKUs | XS: PDRDTHS4B13, SM: PDRDTHS4B15, MD: PDRDTHS4B17, LG: PDRDTHS4B18, XL: PDRDTHS4B20 |
| Click & Collect | Yes |
| Shipped Nationally | Yes |
| Colour | Black |
| Frame | Recreational Hardtail MTB style |
| Frame Material | Alloy |
| Fork | Cast Alloy Uppers & Lowers with Steel Stanchion, Coil Spring QR Dropout |
| Front Travel | 100mm |
| Speeds | 3 x 7 |
| Front Gears | Triple |
| Groupset Brand | Shimano |
| Groupset | Shimano Mixed |
| Rear Gears | 7 Speed |
| Crankset | Alloy 170mm Steel CR 42/34/24 + Plastic Chainguard |
| Pedals | 9/16" Resin Platform |
| Chain | KMC HV500 |
| Brake Type | Mechanical Disc Brake |
| Brakes | JAK 5 with Alloy Lever |
| Shifters | LTwoo 7 speed Trigger |
| Derailleur Front | TZ500 |
| Derailleur Rear | TY-300 |
| Cassette | Freewheel 28T |
| Wheel Size | 27.5" (650b) |
| Tyres | Feiyue 27.5 x 2.1" Wire |
| Rims | 36h 27.5" machined edge double wall alloy |
| Hubs | QR LBB Threaded |
| Bottom Bracket | Square Taper |
| Handlebar | Steel 700mm |
| Headset | 44mm Steel LBB Threadless |
| Grips | Textured TPE Ergo Shape |
| Stem | Alloy 60mm |
| Saddle | Comfort MTB |
| Seatpost | 27.2mm x 350mm Alloy |
Pedal Thrasher Sizing Chart
This is an accurate estimate, and every new bike comes with a free professional bike fit when you click & collect in store, plus all bikes have a 30 day Perfect Ride Guarantee.
Legend
ST Seat Tube
TT Top Tube
CS Chain Stay Length
HTA Head Tube Angle
STA Seat Tube Angle
BD Bottom Bracket Drop
HT Head Tube
FL Fork Length
R Reach
S Stack
WB Wheel Base
|
Size |
XS | SM | MD | LG | XL | Wheel Size | 27.5" (650b) | 27.5" (650b) | 27.5" (650b) | 27.5" (650b) | 27.5" (650b) | Frame Size | 33cm | 38cm | 43cm | 47cm | 47cm | ST Seat Tube (mm) | 330.0 | 381.0 | 432.0 | 470.0 | 500.0 | TT Top Tube (mm) | 560.0 | 590.0 | 610.0 | 625.0 | 645.0 | CS Chain Stay Length (mm) | 435.0 | 435.0 | 435.0 | 435.0 | 435.0 | HTA Head Tube Angle (°) | 68.0 | 68.0 | 68.0 | 68.0 | 68.0 | STA Seat Tube Angle (°) | 74.0 | 74.0 | 74.0 | 74.0 | 74.0 | HT Head Tube (mm) | 120.0 | 120.0 | 130.0 | 130.0 | 130.0 | R Reach (mm) | 387.0 | 417.0 | 434.0 | 449.0 | 469.0 | S Stack (mm) | 603.0 | 603.0 | 613.0 | 613.0 | 613.0 | WB Wheel Base (mm) | 1101.0 | 1131.0 | 1152.0 | 1167.0 | 1187.0 |
