2025 Yeti SB165 C3 GX Transmission

Overview of the 2025 Yeti SB165 C3 GX Transmission

The 2025 Yeti SB165 C3 GX Transmission is a cutting-edge enduro bike that blends trail-shredding performance with the latest in drivetrain technology. Built around Yeti’s versatile C/Series carbon frame, this bike is tailored for aggressive riders who demand precision, power, and reliability on steep descents, technical climbs, and everything in between. With SRAM’s GX Eagle AXS Transmission at the helm, premium Fox suspension, and a host of other high-performance components, the SB165 C3 GX Transmission is ready for any trail adventure.

C/Series Carbon Frame

At the core of the SB165 C3 GX Transmission is Yeti’s C/Series carbon frame, designed to withstand the rigors of aggressive enduro riding while maintaining a competitive weight. The frame’s geometry is optimized for technical terrain, with a slack head angle and low bottom bracket for stability on descents and responsive handling through tight corners.

Yeti’s renowned Switch Infinity suspension platform ensures efficient pedaling on climbs and plush performance when the trail points downhill. The C/Series frame delivers the legendary ride quality Yeti is known for, with a price point that makes it accessible to more riders.

Fox Suspension: Unmatched Control

The SB165 is equipped with premium Fox suspension components, providing a smooth, controlled ride over the roughest terrain.

• Fox Performance 38 Fork (170mm Travel): The Fox Performance 38 fork is designed for hard-hitting enduro and downhill trails. With its robust 38mm stanchions and 170mm of travel, it absorbs big impacts while maintaining precise steering control. Its adjustable damping allows riders to fine-tune their setup for optimal performance.

• Fox Factory DHX2 Coil Shock (160mm Rear Travel): The DHX2 coil shock delivers unmatched small-bump sensitivity and consistent performance, even on long descents. With 160mm of rear travel, it provides a plush, composed ride, ensuring you stay in control on technical and rocky trails.

SRAM GX Eagle AXS Transmission

The SRAM GX Eagle AXS Transmission is a game-changer, offering wireless electronic shifting for seamless and precise gear changes.

• SRAM GX Eagle AXS Derailleur: The wireless GX Eagle AXS derailleur provides lightning-fast, accurate shifts, even under load. Its robust construction ensures durability, while its clean, cable-free design adds a sleek aesthetic.

• SRAM AXS Pod Controller: The intuitive AXS pod controller offers effortless shifting with customizable ergonomics and tactile feedback, giving riders full control at their fingertips.

• SRAM GX Eagle Transmission 30T Crankset (170mm): The carbon crankset provides lightweight performance and efficient power transfer. The 30T chainring is optimized for enduro riding, offering a balance of climbing capability and clearance for technical terrain.

• SRAM GX Eagle Transmission 10-52T Cassette: With a massive 520% gear range, this cassette makes steep climbs manageable and descents exhilarating. Its durable design ensures smooth performance over time.

• SRAM GX Eagle Transmission Chain: Designed to work seamlessly with the AXS Transmission system, the chain delivers strength, reliability, and smooth shifting across all gears.

SRAM Code R Brakes and Centerline Rotors

Braking performance on the SB165 C3 GX Transmission is handled by SRAM’s proven Code R brakes paired with Centerline rotors.

• SRAM Code R Brakes: Known for their power and modulation, these four-piston brakes deliver consistent performance in all conditions, making them ideal for steep, technical descents.

• SRAM Centerline 200mm Rotors: The large 200mm rotors improve heat dissipation, reducing brake fade during long descents and ensuring reliable stopping power when you need it most.

DT Swiss E1900 Wheelset

The SB165 C3 GX Transmission rolls on DT Swiss E1900 wheels, designed to handle the demands of enduro riding. With a 30mm internal width, these wheels provide optimal support for wide tires, enhancing traction and stability. Their lightweight yet durable construction ensures they can take a beating while maintaining smooth performance.

Maxxis Tires: Grip and Durability

Maxxis tires are the gold standard for aggressive trail riding, and the SB165 is equipped with a premium tire setup for maximum performance.

• Maxxis Assegai 2.5 EXO+ Front Tire: The Assegai offers unparalleled grip and cornering control on loose and rocky terrain. Its EXO+ casing provides added protection against punctures and sidewall damage.

• Maxxis Minion DHR II 2.4 DD Rear Tire: The Minion DHR II is designed for braking and cornering traction. Its Double Down (DD) casing enhances durability and puncture resistance, making it a reliable choice for technical trails.

Cockpit: Precision and Comfort

The cockpit of the SB165 is designed for control, comfort, and durability, allowing riders to handle even the most technical terrain with ease.

• Burgtec Ride Wide Alloy Enduro Handlebar (35x800mm, 30mm Rise): This wide handlebar enhances stability and control, giving riders the confidence to tackle challenging trails. Its alloy construction ensures strength and reliability.

• Burgtec Enduro MK3 Stem (35x50mm): The Burgtec Enduro MK3 stem offers a sturdy, secure connection to the handlebar, ensuring responsive handling on rough terrain.

• Odi Elite Pro Grips: Ergonomically designed for comfort and reduced fatigue, these grips provide a secure, slip-free hold even on long rides.

OneUp Dropper Post

The OneUp dropper post adds versatility to the SB165, allowing for quick saddle height adjustments on the fly. With travel options of 150mm, 180mm, and 210mm, this dropper post accommodates riders of all sizes and preferences. Its smooth actuation and reliable performance make it a valuable addition for technical climbs and descents.

Additional Components

• Cane Creek 40 Integrated Headset: The Cane Creek 40 headset delivers smooth and precise steering control with low-maintenance durability.

• WTB Silverado Custom Saddle: Lightweight and comfortable, the WTB Silverado saddle provides the support needed for long days on the trail.

• MRP AMG SL Bash Guide: This lightweight bash guide protects the chainring and ensures consistent chain retention on rough trails, giving riders peace of mind in technical sections.

Trail Performance

The SB165 C3 GX Transmission is built for riders who thrive on aggressive terrain. Its slack geometry, premium suspension, and advanced drivetrain make it a formidable machine on steep descents and technical climbs alike. The electronic shifting system ensures effortless gear changes, while the powerful brakes and grippy tires provide confidence and control. Whether navigating rock gardens, hitting big drops, or charging through fast flow sections, the SB165 delivers an unmatched riding experience.

Conclusion

The 2025 Yeti SB165 C3 GX Transmission is a high-performance enduro bike that blends advanced technology with rugged durability. From its C/Series carbon frame to its Fox suspension and SRAM GX Eagle AXS Transmission, every component has been carefully chosen to elevate the riding experience. Whether you’re tackling steep climbs or pushing your limits on technical descents, the SB165 C3 GX Transmission is ready to conquer any challenge.