Santa Cruz Bullit 4 C Eagle 70 E-Mountain Bike 2026

Product Details

Key Features

Carbon C Frame– Manufactured in their exclusive factory, Santa Cruz controls how their designs are produced, ensuring the highest quality control. Their production C series carbon frames are strong as hell, with optimized layups and the latest techniques.

Travel– 170mm Front / 170mm Rear

Wheel Size– Mixed Wheel (29" Front / 27.5" Rear)

Bosch Performance Line CX Drive Unit– The next generation Bosch Performance Line CX motor is quieter, lighter, and smaller than ever. More compact but no less powerful, it comes with a maximum torque of 85Nm. Choose between 4 standard modes and customize your ride in the Bosch Flow App.

Discreet Top Tube Display– The built-in display on the toptube allows for battery charge and mode to be displayed. The display can also be used to turn system on/off and toggle modes. More detail (% battery charge and range) can be found by using the app.

Independently Adjustable Geo and Progression Chips– The geo chip raises or lowers the bottom bracket 4mm, and adjusts the head tube angle by 0.3°. The progression chip changes the progression from 26-29%.

Tool Mount– Discreet mounting bolts underneath the top tube allows for clean, on-bike-storage of tools, tubes or an AirTag.

Specs

• Biking Type: Mountain More

  Biking Type

  
  
  MountainMountain bikes are built for tackling rough terrain with frames made of durable materials like aluminum or carbon fiber, ensuring stability and maneuverability. They feature suspension to absorb impacts from rocks, roots, and drops, providing a smoother ride.
  
  
  
• Used For: Enduro More

  Used For

  
  
  EnduroIf you’re looking for maximum performance while flying down heavier trails, an enduro bike is for you. These bikes combine ample suspension travel (typically 150mm+) with descent-focused frame geometry and components that allow for reasonably efficient pedaling.
  
  
  
• Suspension: Full Suspension More

  Suspension

  
  
  Full SuspensionEngineered to tackle the most challenging terrain with enhanced comfort and control. Unlike hardtail bikes, full suspension bikes feature both front and rear suspension systems that allow the wheels to move independently from the frame.
  
  
  
• Gearing: 1 x 12
• Frame Material: Carbon More

  Frame Material

  
  
  CarbonCarbon is a composite frame material. Unlike metals, carbon is composed of fibrous strands woven into a grid and bonded with epoxy. Carbon is favored by many for its lightness and stiffness but its complexity in fabrication makes it the most expensive option.
  
  
  
• Water Bottle Mounts: 1
• Fork: RockShox ZEB More

  Fork

  
  RockShox ZEBThe next evolution of single crown awesome is here. RockShox created a whole new breed of fork, designed to challenge the limits and take on the world’s toughest enduro tracks. ZEB’s stiff yet versatile 38mm chassis and machined good looks pack a punch and deliver a clear tactical advantage to win races.
  
  
• Stanchion Diameter (mm): 38
• Fork Travel (mm): 170
• Rear Shock: Fox Float X Performance More

  Rear Shock

  
  Fox Float X PerformanceFrom aggressive trail to enduro, the advanced damping, fade free performance and class-leading durability of Float X makes it the versatile and lightweight choice for All-Mountain riders earning their descents.
  
  Shock Adjustments - Air Spring Pressure / 2-Position Open/Firm Lever / Rebound
  
  
• Rear Travel (mm): 170
• Drive Unit: Bosch Performance Line CX BDU38 More

  Drive Unit

  
  Bosch Performance Line CX BDU38The next generation Bosch Performance Line CX motor is quieter, lighter, and smaller than ever. More compact but no less powerful, it comes with a maximum torque of 85Nm. Choose between 4 standard modes and customize your ride in the Bosch Flow App.
  
  
• Battery: Bosch PowerTube 600Wh More

  Battery

  
  Bosch PowerTube 600WhThanks to their range, long service life, intelligent battery management system and easy handling, Bosch Power Tube lithium-ion batteries are among the most modern on the market. All those decades of Bosch experience has paid off!
  
  
• Shifters: SRAM Eagle 70 T-Type More

  Shifters

  
  SRAM Eagle 70 T-TypeThe feel, look and shift quality of the Eagle 70 Shifter
  allow you to ride in a whole new way. Optimized cable
  pull with a revised lever position for maximum control
  and new T-Type actuation, Eagle 70 is able to offer
  a higher quality of shift than any previous mechanical
  system.
  
  
• Rear Derailleur: SRAM Eagle 70 T-Type, 12-Speed More

  Rear Derailleur

  
  SRAM Eagle 70 T-Type, 12-SpeedThe Eagle 70 Transmission derailleur is the bedrock
  of the best cable-actuated Transmission shift
  experience. It features an all-new T-Type cable
  actuation ratio to provide the most precise and crisp
  shifts every time. Utilizing the same Full Mount design
  as its electronic siblings, the Eagle 70 Transmission
  derailleur brings strength and dependability to
  any bike. The derailleur body features a replaceable
  skid plate like GX, X0, and 90 and shares many
  of the same rebuildable qualities of those high end derailleurs.
  
  
• Crankset: e*thirteen Helix eSpec, 155mm
• Cassette: SRAM Eagle T-Type XS-1270, 10-52t More

  Cassette

  
  SRAM Eagle T-Type XS-1270, 10-52tHousing the same medal-winning technology
  as our other Transmission cassettes, our XS-1270
  Cassette offers incredible performance with
  amazing value. Finished in a unique black nickel
  chrome, this cassette is quiet and durable and
  features a replaceable cluster of gears 8-12.
  And for the first time on a traditional splined driver
  body, features a full 10-52t range thanks to the
  55mm chainline and integration of the 10-tooth
  cog and lockring.
  
  
• Chain: SRAM Eagle 70 T-Type Flattop, 12-Speed More

  Chain

  
  SRAM Eagle 70 T-Type Flattop, 12-SpeedThe Eagle 70 chain features all the benefit
  of our T-Type Flattop design found in our most
  premium Eagle Transmissions. Fully E-MTB
  compatible, the Eagle 70 chain is robust, durable
  and ready for any ride.
  
  
• Pedals: Not Included
• Brake Levers: SRAM DB8 More

  Brake Levers

  
  SRAM DB8DB8 is SRAM´s simple, robust, and powerful brake for riders who prefer to set and forget. The low maintenance Mineral Oil system uses proven lever technologies and features easy adjustment access and superior ergonomic comfort. Code-like power is no surprise, as DB8 utilizes similar caliper architecture and existing brake pads.
  
  
• Brake Calipers: SRAM DB8
• Rotors: SRAM HS2 | 200mm Front & Rear
• Headset: FSA IS-2/47/42 ACB
• Handlebar: Burgtec Aluminum Bar, 35mm Rise, 800mm
• Bar Tape/Grips: Santa Cruz House Grip
• Stem: OneUp Stem, 42mm
• Saddle: SDG Bel-Air V3, Max
• Seatpost: OneUp Dropper More

  Seatpost

  
  OneUp DropperKnown for its no-nonsense smooth cable actuation, short overall length, and easy serviceability, the OneUp Dropper is a solid choice for dependable and customizable performance.
  
  
• Hubs: SRAM MTH 716 / 746
• Rims: Reserve 30|HD AL
• Front Tire: Maxxis Assegai 2.5" | 3C MaxxGrip, DoubleDown, TR More

  Front Tire

  
  Maxxis Assegai 2.5" | 3C MaxxGrip, DoubleDown, TRGreg Minnaar’s signature tire – the Maxxis Assegai – provides tenacious, predictable grip across the entire profile no matter the lean angle. The Assegai can be used front and rear for a surefooted feel or as a front paired with a faster rolling rear tire.
  • 3C MaxxGrip: The stickiest, slowest rebounding rubber Maxxis offers.
  • DoubleDown (DD): Two layers of lightweight 120 TPI casing combined with a butyl sidewall insert creates a highly durable tire with more trail feedback than a Downhill casing tire.
  • Tubeless Ready (TR): Tubeless tires allow riders to run lower air pressures for improved traction, lower rolling resistance, and less chance of flatting.
  
  
  
• Rear Tire: Maxxis Minion DHR II 2.4" | 3C MaxxTerra, DoubleDown, TR More

  Rear Tire

  
  Maxxis Minion DHR II 2.4" | 3C MaxxTerra, DoubleDown, TRWith side knobs borrowed from the legendary Minion DHF, but widened to provide more support, the DHR II corners like no other. The center tread features ramped leading edges to improve acceleration and sipes to create a smooth transition when leaning the bike. Paddle-like knobs on the center tread dig in under hard braking and help keep the bike under control.
  • 3C MaxxTerra: A triple compound ideal for trail riding in all conditions - offers more traction than 3C MaxxSpeed, yet provides better treadwear and less rolling resistance than 3C MaxxGrip.
  • DoubleDown (DD): Two layers of lightweight 120 TPI casing combined with a butyl sidewall insert creates a highly durable tire with more trail feedback than a Downhill casing tire.
  • Tubeless Ready (TR): Tubeless tires allow riders to run lower air pressures for improved traction, lower rolling resistance, and less chance of flatting.
  
  
  
• Warranty: Limited Lifetime (Frame and Bearings)