SANTA CRUZ Bullit 4 CC MX 27 XT Di2-C RSV CH
The uncompromising 22.7 kg e-MTB Santa Cruz Bullit 4 on a premium carbon CC frame is built for the toughest enduro. It offers mullet playfulness, 170mm of travel with Fox Factory suspension, brutal power from the Bosch Performance CX engine (120Nm) and lightning-fast Shimano XT Di2 electronic shifting.
Description
Bosch Performance Line CX
120 Nm
600 Wh
12 speeds
MX 29"/27.5"
170 mm


Flip chips for independent damping geometry and kinematics
Allows independent adjustment of head tube angle, pedal centre height and rear suspension progression. With these independent adjustments, you can tailor the bike's handling characteristics to your riding style or specific terrain - without compromising handling and damping sensitivity.
170 mm stroke and top Fox Factory components
The proven Santa Cruz 4-pin system complements the best of Fox. At the front, the Fox Podium Factory fork smooths the terrain with the latest Grip X2 shock cartridge for maximum traction, while at the rear, the Fox DHX2 Factory spring damper works with precision and hardness optimised for each frame size. The result is perfect ironing of rough terrain and absolute confidence at speed.


Premium carbon CC frame with MX geometry
The bike is based on the top of the range Carbon CC full carbon frame, which offers extreme stiffness and durability while maintaining a great overall bike weight of 22.70kg. The frame uses the MX (mullet) concept with a 29" wheel at the front for ideal trail management and 27.5" at the rear for maximum playfulness. Of course, full UDH stem compatibility, integrated headset and solid construction ready for the toughest gravity deployments.
Indestructible Reserve carbon wheels
For maximum stiffness and durability, the elite Reserve carbon rims are wrapped on premium DT Swiss 350 hubs (rear with new durable DEG system). The combination of a 30|HD front rim and an even more robust 30|DH rear rim is designed for uncompromising gravity loads. The wheels are also fitted with revolutionary Reserve Fillmore tubeless valves, which offer up to three times the airflow and will never clog with sealant.



SANTA CRUZ Bullit 4 CC MX 27 XT Di2-C RSV CH
The Santa Cruz Bullit 4 is an uncompromising e-MTB built for the most demanding enduro and bike park riding. It's based on a premium all-Carbon CC frame that, despite its massive durability, keeps the overall weight at a cool 22.70kg. The "MX" concept (mullet - 29" front / 27.5" rear) ensures perfect trail handling and maximum cornering playfulness. Uncompromising terrain ironing is taken care of by a 4-link suspension with 170 mm travel with a top-quality Fox Podium Factory fork (Grip X2) and Fox DHX2 Factory spring shock.
At the heart of the drivetrain is the latest Bosch Performance CX (BDU38) motor with 120Nm of torque and an integrated 600Wh Bosch PowerTube battery, giving the bike brute power for the steepest of climbs. Lightning-fast and precise shifting, even at full tilt, is ensured by a Shimano Deore XT Di2 12-speed electronic drivetrain, complete with a OneUp chain guide.
The rest of the fitment is absolute top of the range: extremely durable Reserve 30|HD (front) and 30|DH (rear) carbon rims on DT Swiss 350 hubs, fitted with revolutionary Fillmore valves and Maxxis tyres with Double Down protection. Instant stopping is handled by brutal SRAM Maven Silver four-pistons with 200mm HS2 discs. The cockpit is made up of OneUp carbon handlebars, Industry Nine A35 stem, Cane Creek 50 headset and OneUp Dropper Post telescopic seatpost.
E-bike range calculator
Flat
Medium
Hills
The e-bike range is approximately
*Factors affecting total range include technical condition of the e-bike, battery age, ambient temperature, headwind, and riding technique

Carbon fibre
E-bikes that use carbon fiber are a common choice among amateur and professional cyclists. Previously, it was mainly road e-bikes, but today you can enjoy the benefits of carbon on almost any type of e-bike. It remains an ideal choice among lovers of fast driving and off-road driving. The main advantage of e-bikes with a carbon frame is exceptional shock and vibration damping, they resist corrosion and wear very well and, compared to other materials, they excel in their low weight.
Bosch Performance Line CX 5th generation engine
The 5th generation motor offers 120 Nm and a peak power of 750 W. Thanks to the magnesium housing, it is lighter (2.8 kg) and quieter. The new mounting system makes installation easier. Improved sensors measure rider inputs more accurately, ensuring a more natural power transfer. The motor has hill-start and walk assist for added comfort. Lower weight improves maneuverability and component durability. Auto mode automatically adjusts terrain assistance. Compatibility with Bosch smart systems allows tracking of ride details, making planning and the ride itself easier.

Baterie Bosch PowerTube 600 Wh
A high-performance integrated battery for electric bikes that combines sufficient range, low weight, and modern technology. The battery allows for comfortable rides over medium to long distances.
It uses lithium-ion cells with an advanced Battery Management System (BMS) that protects the battery against overcharging, deep discharge, and overheating. This gives the battery a long service life and reliable performance. With the original Bosch charger, the battery can be charged to 50% capacity in approximately 2.5 hours.

BOSCH Kiox 400C
The Bosch Kiox 400C is a durable 2" color display integrated directly into the upper frame tube, protected by IP55 protection and fully readable thanks to a brightness of up to 1,000 cd/m² even in direct sunlight. It offers a USB-C port for external device charging, withstands temperatures from -5 °C to +40 °C and is connected to the eBike Flow app for navigation, personalization and more than 30 setting options. Convenient control is provided by the wireless Mini Remote via Bluetooth, so you have everything under control without taking your hands off the handlebars.

Santa Cruz Lifetime Warranty
Santa Cruz Bicycles provides the original owner with a lifetime warranty on the frame and rigid forks against defects in materials and workmanship. The warranty is non-transferable and valid for the lifetime of the product. The program also includes lifetime replacement of frame bearings and a lifetime warranty on carbon handlebars, bottle cages, and Reserve carbon rims.
Damage not covered by the warranty is covered by No-Fault Replacement with discounted replacement parts. The warranty does not cover wear and tear, misuse, or modifications.
We recommend registering your e-bike on the manufacturer's website (Owners Club), which may facilitate the processing of any future claims.

Santa Cruz is one of the leading brands in full-suspension electric mountain bikes, featuring the iconic VPP™ (Virtual Pivot Point) suspension system and a frame construction with a lifetime warranty on carbon frames. Santa Cruz Bicycles designs, develops, engineers, manufactures and assembles electric bikes of the highest quality. The e-bikes combine the design of an innovative Californian mountain bike manufacturer with the latest e-MTB technologies and strive tirelessly for the perfect ride. Quality product, quality process.
Distributor: N Distribution s.r.o., Generala Sisky 1990/8, 143 00, Praha 4 - Modrany, Czech republic, e-mail: office@ndistribution.cz, phone: +420 244 402 795, web: www.n1shop.cz
Parameters
General
| Model year | 2027 |
| Weight including battery | 22,7 kg |
| Brand | Santa Cruz |
| Frame size | Frame L, Frame S, Frame XL, Frame M |
| Load capacity | 120 kg |
| Colour | Black, Violet |
Motor
| Engine manufacturer | Bosch |
| Engine type | Bosch Performance Line CX Gen. 5 - Smart System |
| Torque | 120 Nm |
| Centre engine | Yes |
| Display | Kiox 400 C |
Battery
| Battery capacity | 600 - 699 Wh |
| Precise capacity | 600 Wh |
Transmission
| Number of gears | 1x12 |
| Shifter | SHIMANO DEORE XT Di2 RD-M8260 |
| Cassette | Shimamo XT M8200, 10-51t |
| Sort by | Shimano Deore XT Di2 SW-M8250-IR (I-Spec EV) |
Components
| Rear hub | DT Swiss 350 DEG DF, 12x148, MiscroSpline, 6-Bolt, 32h |
| Grips | Santa Cruz Bicycles House Grips |
| Coats | Maxxis Assegai 29x2.50, Maxxis Minion DHR II, 27.5x2.5 |
| Extender | Industry Nine A35 40mm |
| Front hub | DT Swiss 350, 20x110 Boost, 6-Bolt, 28h |
| Handlebars | OneUp Carbon Ebar, 35mm clamp, 35mm Rise, 8° sweep, 5° rise, 780mm |
| Racks | Reserve 30|HD Carbon / Reserve 30|DH Carbon |
| Saddle | WTB Silverado Medium Fusion |
| Saddlebag | OneUp Dropper Post, 31.6 S: 120mm, M: 180mm, L: 210mm, XL-XXL: 240mm |
Brakes
| Front brakes | Sram Maven Silver, hydraulic, rotor 200 mm |
| Rear brakes | Sram Maven Silver, hydraulic, rotor 200 mm |
Suspension
| Front fork | Fox Podium Factory, Grip X2 |
| Fork travel | 170 mm |
| Shocks | Fox DHX2 Factory S: 400lb, M: 450lb, L: 500lb, XL: 550lb, XXL: 600lb |
| Rear travel | 170 mm |
| Shock dimensions | 205 × 65 mm |
Questions
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