The Wolf Tooth LoneWolf Aero Chainguide for Cervelo prevents dropped chains on select Cervelo models when equipped with a 1x drivetrain. This product has been tested and developed alongside Team Jumbo-Visma, who have been racing with this in some of road cycling’s biggest races, winning the Maglia Rosa, Maillot Jaune, and Maillot Rojo in 2023. 

Compatibility

• Compatible with Cervelo bikes (see models below) that have a braze-on front derailleur mount
• Mounts directly to the frame in place of the braze-on
• Only for use with 1x drivetrains
• Head has 8mm of adjustment for chainline via our GuideLock quick adjustment system

	Compatible Chainrings
Frame	High Sweep	Mid Sweep	Low Sweep
S5 (2019 - 2024)	54T - 60T	48T - 54T	42T-48T
P5 (2018 - Present)	54T - 60T	48T - 54T	42T-48T
Caledonia/Cal-5 (2020 - Present)	54T - 60T	48T - 54T	42T-48T
Soloist (2022 - Present)	54T - 60T	48T - 54T	42T-48T
Aspero/Aspero-5 (2019 - 2024)	50T - 56T	44T - 50T	38T-44T
R5CX (2021 - Present)	48T - 54T	42T - 48T	36T-42T
R5	NOT COMPATIBLE	NOT COMPATIBLE	NOT COMPATIBLE
S5 (2026)	NOT COMPATIBLE	NOT COMPATIBLE	NOT COMPATIBLE

Related products

Drop-Stop® chainrings

GnarWolf Chainguide

LoneWolf Aero Chainguide

Tech Specs

Weight:  High Sweep: 27g | Mid Sweep: 31g | Low Sweep: 30g
Material: 6061-T6 with stainless steel hardware
US Patent 10464635