Planet X Tempest Shimano GRX RX810 Titanium Gravel Bike
Frame
Featuring responsive and agile gravel geometry, and a lightweight, corrosion proof, and extremely durable Aerospace Grade 9 3AL-2.5V Titanium frame, the Tempest is a gravel bike designed to excel off road but remain fast and capable on the tarmac. Tackling singletrack with ease yet keeping the responsiveness of an endurance road bike. Huge tyre clearance of up to 700c x 48mm will give you the confidence that you need on rougher terrain. Full rack and mudguard mounts allow you to load up for your next multi-day adventure.
Groupset
Shimano’s GRX series has been designed for pure gravel performance, with optimised gear ratios, off-road handling, and precise shifting. RX810 represents the top tier of 11 speed mechanical shifting. Hydraulic brakes levers incorporate SERVO WAVE technology for unrivalled stopping power. An integrated clutch retention system provides chain security even on the roughest of terrain
Frame
Featuring responsive and agile gravel geometry, and a lightweight, corrosion proof, and extremely durable Aerospace Grade 9 3AL-2.5V Titanium frame, the Tempest is a gravel bike designed to excel off road but remain fast and capable on the tarmac. Tackling singletrack with ease yet keeping the responsiveness of an endurance road bike. Huge tyre clearance of up to 700c x 48mm will give you the confidence that you need on rougher terrain. Full rack and mudguard mounts allow you to load up for your next multi-day adventure.
Groupset
Shimano’s GRX series has been designed for pure gravel performance, with optimised gear ratios, off-road handling, and precise shifting. RX810 represents the top tier of 11 speed mechanical shifting. Hydraulic brakes levers incorporate SERVO WAVE technology for unrivalled stopping power. An integrated clutch retention system provides chain security even on the roughest of terrain
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📏 Sizing and Geometry

Rider Height Suggested Frame Size
5′0″ to 5′5″ 460mm / XSM
5′5″ to 5′8″ 490mm / SML
5′7″ to 5′10″  510mm / MED
5′9″ to 6′0″ 530mm / LRG
5′11″ to 6′3″  550mm / XL

 

 

XS

S

M

L

XL

A

Head Angle (degrees)

70.5

71.0

71.0

71.5

72.0

B

Head Tube (mm)

100

110

125

155

165

C

Top Tube Effective (mm)

520

535

550

570

590

D

Seat Tube Angle (degrees)

74.5

74.5

74

73.5

73.0

E

Seat Tube C-T (mm)

460

490

510

530

550

F

Chainstays (mm)

440

440

440

440

440

G

BB Drop (mm)

70

70

70

70

70

H

Stack (mm)

532

543

557

587

599

I

Reach (mm)

373

385

390

395

407

J

Front Centre (mm)

588

599

610

620

630

K

Wheelbase (mm)

1018

1029

1039

1050

1061

 

🔧 Build Kit

SRAM Flat Mount Disc Brake Mounting Hardware / 27mm / Single
Selcof Carbon Steerer Fork Bung MK 4 / 23-24mm ID
Selcof Forged Alloy Bolt Up Seatclamp V3 / 31.8mm / 12mm / Black
Bike Build Packaging Rear Derailleur Protector
Selcof Headset Spacer Set / 1 1/8" / 15mm + 10mm + 5mm / Black
Selcof Semi-Integrated Cup Cartridge Bearing Headset

🔧 Groupset

Shimano GRX RX810 Hydraulic Disc STI Lever & Flat Mount Disc Caliper / Left 1x
Shimano GRX RX810 Hydraulic Disc STI Lever & Flat Mount Disc Caliper / Right 11 Speed
Shimano Ultegra SM-BBR60 Bottom Bracket
Shimano GRX RX810 1x Chainset / 172.5mm / 42 Tooth
Shimano CS-M8000 11-Speed 11-42 Cassette
Shimano GRX RX812 Rear Mech (42T Max)
Shimano Ultegra HG-701 11 Speed Chain / 116 Links
Shimano Ultegra SMRT800 Centrelock Disc Rotor / 160mm
Shimano SM-MA-R160D/D Mount Adapter
Shimano SM-BH90 Olive And Connector Insert
SRAM 1.85mm Freehub Body Spacer / XDR / XD / HG

Finance with Newpay and Planet X

You could enjoy a credit limit of up to £5000, and once you’ve bought something, you can choose a payment plan to suit you. It’s super-easy to apply and we’ll even do a no-risk check first to see if you're eligible

Easy Assembly

Assembling your new bike couldn't be easier. Every bike comes expertly packed at least 95% pre assembled, with step by step instructions to get the bike ready to roll. 

So you can get out on that first ride without delay! 

Hand Built in South Yorkshire

All Planet X, On One, Holdsworth and Titus Bikes are expertly hand built to order in South Yorkshire.

Every bike is comprehensively inspected before shipping to ensure your bike is perfect when it arrives at your door.

Not sure on your size? Get Fitted!

Get fitted to your bike at Planet X Headquarters by one of our trained fitters. 

With our Mini Bike Fit, we can advise on sizing, optimise your ride for maximum comfort and efficiency and help you make the right component choices. all for a refundable deposit of £25.

Customer Reviews

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