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Kellys Spider X70 27.5" Thunderstorm Blue mountain bike is a durable and versatile off-road bike. Stable wheels and a lightweight frame make it easier to tackle trails and climbs, while the comfortable geometry ensures it is suitable for both recreational rides and everyday cycling.

Basic data

Brand Kellys
Country of origin of the brand European Union
Sport Bicycles
Gender Male, Woman
Season Year-round
Leading colour Blue
Model/product code Spider X70 27.5" 81951
Code 2000170475

Frame

Frame KELLYS Alutec RRC 27.5 - Race Ready Concept
Frame material Aluminium

Components

Steering wheel KLS Active FlatBar - diam 31.8 mm / width 680 mm (S), 720 mm (M)
Handlebar support KLS Active - diam 28.6 mm / bar bore 31.8 mm / length 60 mm (S - M)
Grips KLS Advancer 2Density
Depreciation Front
Rudders Semi-integrated
Fork SR SUNTOUR XCM32 NLO DS (27.5"), 100 mm, coil / Speed Lockout
Saddle KLS Sentinel 2
Bar KLS Active - diam 30.9 mm / length 350 mm (S), 400 mm (M)

Drive

Type of derailleur Mechanical
Derailleurs 1x9
Number of gears 9
Rear derailleur (model) SHIMANO Cues U4000 (direct mount)
Handles SHIMANO Cues SL-U4010-9R Rapidfire Plus
Suport cartridge (122.5 mm)
Crank mechanism SHIMANO Cues U4000-1 (32T) - length 170 mm (S), 175 mm (M - XL)
Cassette / Freewheel SHIMANO Linkglide CS-LG300-9 (11-46T)
Chain SHIMANO Linkglide CN-LG500

Brakes

Brakes (model) Shimano MT200 Hydraulic Disc
Brake type Hydraulic discs
Brake discs 160 mm front / 160 mm rear

Wheels

Wheel size 27,5"
Wheels KLS Draft 23 Disc 584x23 (32 holes)
Tyres KENDA Booster 56-584 (27.5"x 2.20), WTB Ranger Comp 55-584 (27.5"x2.25)
Hubs SHIMANO TX505 Disc Center Lock (32 holes)
spokes Steel

Additional information

Pedals included Yes

Warnings and producer's data

Warnings The manufacturer reserves the right to change specifications, materials and equipment, so please refer to the current technical description on the product sheet below. The photos are for illustrative purposes only.
Producer KELLYS BICYCLES s.r.o. | Slnečná cesta 374, 922 01 Veľké Orvište, Słowacja | kellys@kellysbike.com

Mountain bicycle Kellys Spider X70 27.5" thunderstorm blue (81951)

Kellys Spider X70 27.5" mountain bike in thunderstorm blue is an excellent choice for off-road enthusiasts looking for reliable equipment. Equipped with a frame made of lightweight and durable aluminium, it ensures excellent durability and comfort while riding. The carbon fibre used in the fork further reduces the bike’s weight, leading to better control and precision in difficult terrain.

Advanced gear shift systems

The Kellys Spider X70 27.5" mountain bike in thunderstorm blue features 20 gears, allowing for smooth and efficient adjustment of riding pace to the terrain conditions. The use of Shimano GRX RX400 derailleurs, both front and rear, guarantees precise and quick gear shifting. The SHIMANO GRX ST-RX400 Dual Control shifters further facilitate bike control, allowing for intuitive operation of the derailleurs.

Effective braking system

The Kellys Spider X70 27.5" mountain bike in thunderstorm blue is equipped with SHIMANO GRX RX400 hydraulic disc brakes, which provide confident and reliable braking in all conditions. This ensures that the cyclist can feel safe even on steep descents and in difficult weather conditions. The brake discs and hydraulic mechanism guarantee quick and precise stops.

Comfort and ergonomics

The Kellys Spider X70 27.5" mountain bike in thunderstorm blue has been designed with user comfort in mind. Equipped with a WTB Silverado Pro Saddle or WTB Volt, it offers comfort even on long rides. The adjustable handlebars allow for position adjustments to the rider's preferences, enhancing riding comfort. KLS bar tape provides a good grip and additional support for the hands while riding.

Kellys Spider X70 27.5" mountain bike - features:

  • Aluminium frame ensuring lightness and durability;
  • Carbon fibre fork enhancing control over the bike;
  • 20 gears enabling terrain adaptation;
  • Shimano GRX RX400 derailleurs for smooth gear changes;
  • SHIMANO GRX ST-RX400 Dual Control shifters providing intuitive handling;
  • SHIMANO GRX RX400 hydraulic disc brakes for reliable stopping;
  • WTB Silverado Pro Saddle or WTB Volt saddle for riding comfort;
  • Adjustable handlebars for personalised positioning;
  • KLS bar tape offering a secure grip;
  • Steel spokes ensuring wheel durability.
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Mountain bicycle Kellys Spider X70 27.5" thunderstorm blue

Mountain bicycle Kellys Spider X70 27.5" thunderstorm blue

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Sizes table

    Below you will find information to help you choose the right size when buying the Spider bike by Kellys.

    Size S M
    Height (cm) 155-170 160-175
    S/T (mm) 370 440
    L (mm) 570 590
    Reach (mm) 399 417
    Stack (mm) 595 604
    H/T (mm) 100 110
    S/T (°) 74 74
    H/T (°) 68 68
    BB (mm) 59 59
    RC (mm) 430 430
    WB (mm) 1087 1087
    You save €80.00 €729.99
    €649.99
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