eExtrema Italia Red XPLR AXS 1x13 DB Discus 45|40

The 3T eExtrema Italia is the electric version of 3T’s Extrema gravel platform, built around the same made-in-Italy frame concept rather than a visibly separate e-bike chassis. Its defining feature is how closely it preserves the silhouette and intent of the non-assisted bike while integrating a Mahle X20 hub motor and 350Wh iX350 battery. This is not an e-gravel bike built around oversized tubing or compromised tire room: it keeps the Extrema’s broad off-road remit with clearance for 700x57c tires, double-drop chainstays, a threaded bottom bracket, UDH compatibility, and direct-mount 160mm brake interfaces.

In the market, it sits at the premium end of the lightweight, stealth-assist gravel category. Compared with racier electric gravel bikes, the eExtrema Italia leans more toward rough-surface versatility and load-carrying practicality, with slightly more upright geometry than 3T’s eRacemax, fork cargo mounts, and a 27.2mm round seatpost that can take a wireless dropper. The full MORE internal routing and Integrale cockpit keep the bike visually clean, but the platform’s real distinction is that it combines aero-influenced 3T design with unusually large tire clearance and integrated electric assist without abandoning serviceable standards like a threaded BB.

$13,999
3T eExtrema Italia Red XPLR AXS 1x13 DB Discus 45|40
Build
Size

Inventory

Stack590mm
Reach376mm
Top tube561mm
Headtube length175mm
Seat tube length521mm

Fit and geometry

The eExtrema Italia’s geometry points to a stable, all-terrain gravel bike rather than a sharp, race-first setup. Across the size range, the 437mm chainstays are relatively long for gravel, and wheelbases run from 1036mm in M to 1050mm in XL, with the S actually stretching to 1044mm because of its notably slack 69.1-degree head angle. Those numbers suggest calm steering, good composure on rough descents, and room to run the bike with very large tires without making the handling nervous. Bottom bracket drop is also generous at 76mm in M and L, 79mm in S, and 74mm in XL, which should help keep the rider planted and lower the center of gravity.

Fit-wise, the bike trends a bit more upright than an aggressive gravel race bike. In size M, the 570mm stack and 368mm reach indicate a balanced, less stretched position, while the consistent 73.5-degree seat angle keeps pedaling position neutral across the range. The front-end geometry varies meaningfully by size, with the smaller sizes getting slacker head angles to maintain stability, while the XL steepens to 72 degrees for a more proportionate steering feel. Overall, the numbers support 3T’s positioning of the platform as a high-speed gravel bike that is still meant to stay composed when the terrain gets rough and the tires get big.

Full specs

Frameset

Frame

eExtrema ITALIA Integrale (UDH)

Fork

3T Fango Extrema Integrale w/ compact crown and accessory mounts

Groupset

Shift levers

Sram Red E1 AXS

Rear derailleur

Sram Red XPLR AXS E1 max 46T

Cassette

Sram Red XG-1391 E1 XPLR 10-46T

Chain

/

Crankset

3T Torno WIDE 40T ( S&M: 170 mm - L&XL: 172,5 mm )

Bottom bracket

/

Front brake

Sram Red E1 Hydraulic Disc w/ Sram Paceline X 160mm rotor

Rear brake

Sram Red E1 Hydraulic Disc w/ Sram Paceline X 160mm rotor

Front rotor

160mm

Rear rotor

160mm

Wheelset

Front wheel

3T Discus 45|40 LTD for Mahle X20 system

Rear wheel

3T Discus 45|40 LTD for Mahle X20 system

Front tire

Continental Race King 700x50c

Rear tire

Continental Race King 700x50c

Cockpit

Stem

3T More (K-Edge GPS mount NOT included) - (S: 80mm - M:90mm - L: 100mm - XL: 110mm )

Handlebars

3T Superghiaia Integrale LTD (S&M: 40cm - L&XL: 42cm)

Saddle

Fizik ARGO X1 140mm

Seatpost

3T Carbon 27.2 round seatpost - Zero offset

Builds

The current range is concise and clearly premium, with two builds: Rival XPLR AXS 1x13 DB Discus 45|40 at $10,999 and Red XPLR AXS 1x13 DB Discus 45|40 at $13,999. Both sit on the same made-in-Italy eExtrema platform with the Mahle X20 system, so the main distinction is component level rather than frame or motor hardware. That makes the lineup easy to understand: buyers are choosing between a lower-priced electronic drivetrain build and a flagship execution of the same concept.

The Rival XPLR AXS model is the more rational value entry into the platform, delivering the same frame, integrated layout, and wheel/tire format without the premium attached to SRAM’s top-tier group. The Red XPLR AXS version is aimed at riders who want the lightest and most refined drivetrain package available in the range. With both builds specified around 1x13 XPLR AXS and Discus 45|40 wheels, 3T is keeping the equipment focus tightly aligned with modern performance gravel use rather than offering a wide spread of price points or alternative personalities.

Rival XPLR AXS 1x13 DB Discus 45|40

Rival XPLR AXS 1x13 DB Discus 45|40

$10,999

Red XPLR AXS 1x13 DB Discus 45|40

Red XPLR AXS 1x13 DB Discus 45|40

$13,999

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