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The Argon 18 Grey Matter SRAM APEX XPLR is the perfect companion for gravel enthusiasts and adventurers.
The Argon 18 Grey Matter SRAM APEX XPLR is the perfect companion for gravel enthusiasts and adventurers.
Argon 18

Argon 18 Grey Matter SRAM APEX XPLR

£1,750.00
Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

Hassle free returns

If you are not happy with any items purchased via our website, under Consumer Contracts Regulations you have the right to return any unused products for a refund or exchange within 30 days.

When the customer sends an item back to the company (or, when the company arranges for collecting from the customer), the company will process the returned item then notify the customer via email of the refund. The refund will be issued within 3 - 5 working days of the product being received by us, it may then take an additional 3 - 5 working days for the refund to be paid into the customers account.

For items returned within the cooling off period...

  • By law, customers have the right to withdraw from the purchase of an item within 14 working days of the date on which the item is delivered.
  • Where you are withdrawing from your purchase within the cooling-off period, and there has been no error on our part, we will refund the cost of the item.
  • The company will not refund the cost of delivery or other services provided to the customer in connection with the purchase.
  • The cost of delivery back to the company is the responsibility of the customer.
  • Where we collect an item from you, we reserve the right to recover the costs of collection from you.
TERMS AND CONDITIONS
  • Returned goods should be unused, in a saleable condition and in their original packaging with all labels still attached. The Endurance Hub is entitled to refuse the return or deduct from a refund as a result of the product not being in the above condition.
  • We are only able to exchange like for like products. If you require a different item, you will need to opt for a refund and place a new order. All returns must have a completed returns form.
  • We will refund you to your original payment method.
  • We make no charge for returns, there is no restocking fee.
  • Customised items cannot be returned. *
  • Please do not send your purchase back to the manufacturer unless you have been advised to.
  • The Endurance Hub customers have 30 days from date of delivery to return their orders.
  • Once we have received the returned goods we will refund you, by the method you used to pay for your order. This may take5-7 working days to appear as cleared funds.

*Faulty customised goods (or goods that have been altered in any way) will need to be returned for inspection as customisation may void your warranty and therefore faults may not be covered.

WARRANTY

All products ordered from The Endurance Hub come with a full warranty which covers manufacturing faults and defects in workmanship. If you feel that your purchase has developed a fault, please contact our store for an assessment. To do this you will need proof of purchase.

If taking your product in store is not an option then please email our team on info@theendurancehub.co.uk. Please include photographs of your product (please keep below 20mb), your web order number (or copy of receipt) so we can immediately start to assess the issue.

PLEASE NOTE:

In some cases, the manufacturer/supplier may require to see the item(s) before repair or replacement can take place. If this is the case, we will inform you and arrange how to do this. All used items being returned to us must be cleaned for hygiene purposes.

On receipt of your goods we will carry out a full inspection and contact you within three working days of receipt.

Argon 18 Grey Matter SRAM APEX XPLR

Season:2025

Brand:Argon 18

Code:Argon18GMapex

TheArgon 18 Grey Matter SRAM APEX XPLRis a rugged, gravel-ready bike designed for adventurers who want to go off the beaten path. Built with a lightweight alloy frame and advanced features, this bike is ready to handle anything from rough terrain to long bikepacking journeys.

Built for Adventure

TheGrey Matteris designed to thrive on gravel roads, old logging trails, and muddy singletrack. Its alloy frame is inspired by the geometry of the Argon 18 Dark Matter but comes in an accessible package with the same high-performance handling and rugged capability.

Whether you’re bikepacking, gravel racing, or just getting lost for fun, theGrey Matteris up for the challenge. With rack and fender mounts, up to six bottle/utility mounts depending on size, and Argon 18’s Topological Compliance System (TCS) for vertical compliance and road vibration dampening, this bike ensures comfort, control, and performance.

What the Media Say

TheGrey Matteris praised for its responsiveness and solid handling on gravel. Riders feel in balance and control, even on steep curves and loose terrain. It’s the perfect companion for adventurers who demand more from their gravel bike.

Frameset

  • Frame: Grey Matter
  • Fork: Grey Matter specific
  • Headset: FSA No.69 SRS + 3D
  • Integrated Cables: Yes, for a clean and aerodynamic profile

Wheels

  • Wheels: Team Aero-Gravel i23 TC AGX 700c
  • Tires: Vittoria Terreno Dry 700x38c, designed for speed and traction on mixed surfaces
  • Tire Clearance: Up to 42c, allowing for a variety of tire choices to suit different riding conditions

Group

  • Bottom Bracket: SRAM DUB PF 86.5 Road Wide, designed for durability and smooth power transfer
  • Front Derailleur: N/A (1x drivetrain setup)
  • Rear Derailleur: SRAM APEX XPLR mech., providing efficient and precise shifting for gravel riding
  • Crankset: SRAM APEX AXS 1 DUB 42, perfectly matched for off-road and mixed-terrain rides
  • Chain: SRAM APEX AXS, reliable and smooth in shifting performance
  • Cassette: SRAM XG 1231 11-44, offering a wide range of gearing for climbing and speed

Brakes

  • Brakes: SRAM APEX mechanical shifter/caliper set, known for responsive braking and control
  • Brake Levers: SRAM APEX XPLR mech., providing comfortable ergonomics for gravel riding
  • Rotors: SRAM Centerlock Paceline / F:160mm R:140mm, for powerful stopping performance in all conditions

Other Components

  • Handlebar: FSA NS Adventure Compact HR-RD-310S, offering a comfortable, flared design for better control on rough terrain
  • Stem: FSA OS-167 Omega Pro, durable and lightweight
  • Bar Tape: Prologo Plaintouch black, for a secure grip and comfort
  • Saddle: Prologo Akero, designed for long-distance comfort
  • Seatpost: FSA Gossamer SB20 Seat Post (27.2mm), lightweight and strong for enhanced comfort

The Argon 18 Grey Matter SRAM APEX XPLR is the perfect companion for gravel enthusiasts and adventurers. Its precision-engineered frame, paired with a reliable SRAM groupset, delivers the performance and flexibility needed for long rides on mixed terrain. Whether it's a fast-paced gravel race or a casual backcountry ride, this bike is built to handle it all with confidence.

Technical Information

Frameset

  • Frame: Grey Matter
  • Fork: Grey Matter specific
  • Headset: FSA No.69 SRS + 3D
  • Integrated Cables: Yes, for a clean and aerodynamic profile

Wheels

  • Wheels: Team Aero-Gravel i23 TC AGX 700c
  • Tires: Vittoria Terreno Dry 700x38c, designed for speed and traction on mixed surfaces
  • Tire Clearance: Up to 42c, allowing for a variety of tire choices to suit different riding conditions

Group

  • Bottom Bracket: SRAM DUB PF 86.5 Road Wide, designed for durability and smooth power transfer
  • Front Derailleur: N/A (1x drivetrain setup)
  • Rear Derailleur: SRAM APEX XPLR mech., providing efficient and precise shifting for gravel riding
  • Crankset: SRAM APEX AXS 1 DUB 42, perfectly matched for off-road and mixed-terrain rides
  • Chain: SRAM APEX AXS, reliable and smooth in shifting performance
  • Cassette: SRAM XG 1231 11-44, offering a wide range of gearing for climbing and speed

Brakes

  • Brakes: SRAM APEX mechanical shifter/caliper set, known for responsive braking and control
  • Brake Levers: SRAM APEX XPLR mech., providing comfortable ergonomics for gravel riding
  • Rotors: SRAM Centerlock Paceline / F:160mm R:140mm, for powerful stopping performance in all conditions

Other Components

  • Handlebar: FSA NS Adventure Compact HR-RD-310S, offering a comfortable, flared design for better control on rough terrain
  • Stem: FSA OS-167 Omega Pro, durable and lightweight
  • Bar Tape: Prologo Plaintouch black, for a secure grip and comfort
  • Saddle: Prologo Akero, designed for long-distance comfort
  • Seatpost: FSA Gossamer SB20 Seat Post (27.2mm), lightweight and strong for enhanced comfort
Sizing Information


Geometry

SizeXXS (44-46)XS (47-50)S (51-53)M (54-56)L (57-59)XL (60-62)
A. Seat Tube Height (cm)42.045.048.552.055.559.0
B. Seat Tube Angle (deg)75.574.974.373.773.172.5
C. Head Tube Angle (deg)69.571.071.472.072.075.5
D. Top Tube Length (cm)49.651.753.856.058.260.7
E. Chain Stay Length (cm)42.842.842.842.843.043.2
F. Wheelbase (cm)100.3100.6102.1102.7104.8106.2
G. BB Drop (cm)8.08.07.57.57.07.0
H1. Head Tube Length 3D (0mm) (cm)10.411.914.416.018.721.1
H2. Head Tube Length 3D (25mm) (cm)12.914.416.918.521.223.6
I. Stand Over Height (cm)68.971.675.378.381.884.9

Fit (Stack and Reach)

SizeXXS (44-46)XS (47-50)S (51-53)M (54-56)L (57-59)XL (60-62)
J. Stack 3D (0mm) (cm)52.554.556.558.560.563.0
J. Stack 3D (25mm) (cm)54.856.958.960.962.965.4
K. Reach 3D (0mm) (cm)35.836.837.838.839.840.8
K. Reach 3D (25mm) (cm)34.936.037.038.039.040.0

| Saddle Height Min (cm) | 49.0 | 52.0 | 55.5 | 59.0 | 62.5 | 66.0 | | Saddle Height Max (cm) | 74.0 | 77.0 | 80.5 | 84.0 | 87.5 | 91.0 |

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