Bike details
Key information split into simple groups.
Bike summary
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Frame Aluminum
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Wheels 27.5"
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Travel Front 120mm
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Fork SunTour XCR 34
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Groupset Deore
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Suspension Hardtail
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Drivetrain 1 × 10
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Brakes Mechanical Disc
Recommended size guide.
SM
158cm - 171cm
MD
168cm - 180cm
LG
178cm - 189cm
XL
186cm - 199cm
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
Mason 27.5" Plus 6061-T6 Weapons Grade Aluminum w/ Double Butted Formed Top Tube, Down Tube, Seatstays, Tapered Head Tube, ISCG-05 Tabs, 9mm Boost Dropouts, w/ Replaceable Hanger
Suspension Fork
SR Suntour XCR34 27.5"+ Suspension Fork, 120mm Travel, Coil Spring, 6061 Forged Alloy Crown, Alloy Tapered Steerer Tube, 34mm Stanchions, 110x15mm Thru-axle
Drivetrain
Rear Derailleur
Shimano Deore M6000 Shadow Plus, 10 Speed
Shift Levers
Shimano Deore M6000, 10 Speed
Cassette
Shimano HG500, 10 Speed, 11-42T
Crank
Alloy Arm w/ 30T Steel "Narrow Wide" Single Ring
Bottom Bracket
Sealed Cartridge
Chain
KMC X10, 10 Speed
Pedals
DB4L Alloy w/ Molded Traction Pins
Wheels
Front Hub
32h Alloy, Boost 110x15mm, w/ CNC Disc Mount
Rear Hub
32h Alloy, 10mm QR, Cassette w/ CNC Disc Mount, 141mm
Rims
Diamondback MD35 35mm Doublewall, 32h
Spokes
14g Stainless Steel
Tires
Vee Rubber Bulldozer, 27.5x3.0 Tires
Brakes
Brakes
Tektro Aries Mechanical Disc, w/ 180mm Front / 160mm Rear Rotors
Brake Levers
Tektro 2 Finger Alloy Linear w/ Reach Adjust
Cockpit
Stem
DB35 Alloy, 60mm, 35mm Bar Bore
Handlebar
DB35 Alloy, 760mm Wide, 15mm Rise, 35mm Bar Bore
Grips
DB "Flanged" 135mm Silcone
Headset
FSA NO.57, Sealed Cartridge for Tapered Headtube
Seat
Saddle
DB Race M-series Saddle
Seatpost
DB Alloy Micro Adjust, 30.9mm
Fit data
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.4 mm | 1.35 mm | 1.34 mm | 1.33 mm |
| Bottom Bracket Height | 330 mm | 330 mm | 330 mm | 330 mm |
| Front Center | 684 mm | 702 mm | 720 mm | 739 mm |
| Rake | 51 mm | 51 mm | 51 mm | 51 mm |
| Trail | 99 mm | 95 mm | 99 mm | 96 mm |
| Stack | 593 mm | 593 mm | 607 mm | 620 mm |
| Reach | 424 mm | 438 mm | 454 mm | 465 mm |
| Top Tube Length | 593 mm | 608 mm | 628 mm | 643 mm |
| Seat Tube Angle | 74 ° | 74 ° | 74 ° | 74 ° |
| Seat Tube Length | 420 mm | 460 mm | 510 mm | 560 mm |
| Head Tube Angle | 68 ° | 68 ° | 68 ° | 68 ° |
| Head Tube Length | 110 mm | 110 mm | 125 mm | 140 mm |
| Chainstay Length | 438 mm | 438 mm | 438 mm | 438 mm |
| Wheelbase | 1116 mm | 1134 mm | 1152 mm | 1171 mm |
| Bottom Bracket Drop | 55 mm | 55 mm | 55 mm | 55 mm |
| Standover Height | 730 mm | 755 mm | 791 mm | 826 mm |
| Wheels | 27" | 27" | 27" | 27" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |
About this model
Mason 1 is part of the Diamondback Mason model. There are 15 bikes that carry this model name. You can easily view all of the Diamondback Mason bikes models from 2020, here.
Model range prices
Diamondback Mason 1 2020 is the most affordable bike of this model and has a price of 1050$. On the other hand, Diamondback Mason 2 2020, is the most expensive and costs 1675$.
Safety
Take safety seriously when you ride your bike, and always wear your helmet. Moreover, don’t ride on the sidewalk. This is actually against the law in some states and can be dangerous for both you and pedestrians.
Average price for Trail bikes
Our math shows that the average cost of a dependable Trail bike is 2762$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Trail bike. To make sure you don’t pay a higher amount than normal for your bike, always do some components analysis and read reviews.
Furthermore, if we have a quick look at this model’s cost, we can see that at its release date the price was 1050$. Comparing this to the average Trail bike price, we see that the price is 163.05% lower.
Overview of components
Fork
The Mason 1 comes factory-installed with the SunTour XCR 34 fork. This has a travel range of 120mm. Bike forks are great for shock absorption and provide you with a smooth ride. In short, you should always ensure you have a good fork when purchasing a bike.
Fork material
The fork is made out of aluminum, which is a lighter material. However, it is not as tough, nor durable as steel is.
Wheels
The Mason 1 2020 bike is equipped with 27.5″ aluminum wheels when leaving the factory. 27.5″ wheels are a mixture between 29″ wheels and 26″ wheels. However, the overall traction of 27.5″ wheels is lower than 29″ wheels.
Brakes
Nothing is more important on a bike than its ability to brake properly. Diamondback Mason 1 is equipped with Mechanical Disc brakes. They deliver good performance and cost less than hydraulic disk brakes. However, they don’t have the stopping power of hydraulic brakes.
Sizes
Diamondback Mason 1 bike has 4 sizes, in the range of 158 cm – 199 cm (5.18 ft – 6.53 ft). In conclusion, you won’t have a problem finding one that suits you.
