P5

The 2024 Cervelo P5 is a highly refined, UCI-legal time trial and triathlon platform built for technical precision and outright speed. Rather than completely overhauling the previous generation, Cervelo focused on evolutionary updates to the frame's aerodynamics, tire clearance, and cockpit integration. Because it adheres to UCI regulations, the P5 skips the massive integrated hydration bladders and storage sails found on dedicated long-course triathlon superbikes. Instead, it remains exceptionally light and agile, catering to time trialists, short-course triathletes, and riders tackling technical, hilly routes. The updated frame accommodates modern, high-volume wheel and tire packages, while a revised fastback seatstay junction subtly improves vertical compliance. It is a specialized racing instrument that prioritizes aggressive handling and efficiency over passive straight-line stability, rewarding an active rider who wants a responsive machine for complex courses.

Build

Size

Stack	461mm
Reach	389mm
Top tube	513mm
Headtube length	58.5mm
Standover height	739mm

Fit and geometry

The 2024 P5 features a slightly longer reach and lower stack across its size range compared to the previous generation, promoting an aggressive, aerodynamic posture. To accommodate a wider variety of athletes, Cervelo expanded the lineup to six sizes, introducing a size 61 frame.

The most significant fit changes occur at the cockpit. The new one-piece front end drops the basebar height by a centimeter, which lowers the rider's center of gravity for improved cornering stability when out of the extensions. To balance this lower basebar, the aerobar system now offers extensive adjustability. Riders can utilize up to four centimeters of stack adjustment to dial in their aero position. The extension tilt range has doubled, now allowing adjustments from zero to thirty degrees in five-degree increments, making it easier to achieve a high-hands posture.

The armrests are wider, taller, and thicker, providing better support for long stints in the tuck. Furthermore, the EX14 extensions are compatible with standard 22.2-millimeter aftermarket bars, a rare and welcome feature for an integrated superbike cockpit that allows riders to easily swap in custom extensions.

Builds

The P5 is positioned strictly as a premium superbike, with a four-tier build ladder split between SRAM and Shimano electronic groupsets. The range opens with Ultegra Di2 and Force AXS models, both of which include dual-sided power meters—a 4iiii Precision Pro on the Shimano build and a Quarq spider-based unit on the SRAM. These entry points roll on Reserve 52/63 carbon wheels laced to Zipp hubs.

The flagship tier steps up to Dura-Ace Di2 and a single-chainring SRAM Red AXS configuration. These top-end builds upgrade to deeper Reserve 77/88 wheels optimized specifically for the P5 frame, paired with 29-millimeter Vittoria Corsa Pro Speed tires. The Dura-Ace model also features a Ceramic Speed bottom bracket.

A defining specification across all builds is the frame's massive tire clearance, which safely accommodates measured widths up to 34 millimeters. This allows riders to run high-volume tires at lower pressures, a crucial setup detail for managing the frame's inherent stiffness on rough pavement. While the entry price is high, the inclusion of power meters, premium carbon wheels, and highly adjustable cockpits across the entire line means every P5 is ready to race at an elite level without requiring immediate aftermarket upgrades.

Ultegra Di2

$10,650

Shimano Ultegra Di2

Force AXS

$11,000

SRAM Force AXS

Dura-Ace Di2

$14,500

Shimano Dura-Ace Di2

Red AXS 1

$14,750

SRAM Red 1 AXS

Reviews

Reviewers consistently characterize the P5 as a highly engaging, aggressive race bike that excels on technical terrain. Unlike triathlon-specific superbikes that prioritize straight-line stability, the P5 requires active rider input but rewards it with exceptional agility. Testers praise the bike's ability to navigate tight turns and descents, noting that it "corners on rails" (Triathlete) and allows riders to maintain speed through complex sections without reaching for the brakes. The frame's lateral stiffness translates into immediate power transfer, helping riders to "flatten the hills" (Triathlete) on punchy, rolling courses.

While the handling is universally praised for short-course and technical racing, reviewers note a distinct tradeoff for ultra-distance triathletes. The frame is undeniably stiff. Cervelo's revised seatpost junction and the move to high-volume tires help mitigate road chatter, placing the ride quality on the "smoother end of bouncy" (Triathlete), but it remains a firm racing machine. Additionally, the lack of integrated internal hydration means long-course athletes must rely on aftermarket solutions, which can complicate nutrition strategies over a full Ironman distance.

However, mechanics and riders alike appreciate the "simple, solid, no-fuss design" (Triathlete) of the updated one-piece front end. By avoiding overly complex proprietary storage, the P5 delivers a reliable, quiet ride that feels structurally cohesive under heavy pedaling loads.