# 27.5" Carbon MTB Rim – 25mm Internal, 30mm Profile, Enduro/AM

## Premium 27.5 Carbon MTB Rim Enduro for Exceptional Trail Performance

**Direct answer:** This 27.5-inch carbon MTB rim features a 25mm inner width and 30mm profile for optimized tire stability, strength, and low weight—tested for enduro and all-mountain riding. Available in 315g (superlight) and 380g (standard) builds for premium performance with modern high-volume tires.

### Key Features

-   **Wheel Size:** 27.5" (650B)
-   **Internal Width:** 25mm – supports 2.3"–2.6" MTB tires
-   **Profile Height:** 30mm for lateral stiffness
-   **ERD:** 540mm
-   **Weight:** 315g ±10g (superlight), 380g ±15g (standard), per rim
-   **Material:** Premium carbon fiber (T700/T800 blend)
-   **Rim Shape:** U-channel, hookless tubeless-ready
-   **Max Forward Compressive Strength:** >300kg (laboratory-tested)
-   **Customizable:** Options for spoke count, custom branding

### Performance Specification Table

Parameter

Specification

Internal Width

25mm

Profile Height

30mm

Weight

315g / 380g

Rider Weight Limit

Up to 120kg

Compatibile Tires

2.3"–2.6" Tubeless

Rim Material

High-strength carbon fiber

### Real-World Use Cases

-   **Aggressive Trail & Enduro:** Delivers lateral stiffness and impact resistance over rough terrain.
-   **Lightweight Race Builds:** 315g superlight option suits competitive climbers or weight-focused trail bikes.
-   **Urban E-MTB or AM Riding:** Maintains stability and tubeless performance with modern tire profiles.

### Comparison: Carbon vs Alloy 27.5" Enduro Rims

Material

Weight (avg.)

Impact Resistance

Tubeless Ready

Carbon (this rim)

315–380g

\>300kg (tested)

Yes, hookless

Alloy

480–520g

<220kg

Yes

### Frequently Asked Questions

-   **Q: Is a 25mm inner width sufficient for technical enduro riding?**  
    _A:_ Yes. 25mm inner widths deliver optimal support for 2.3–2.6" enduro tires, balancing responsive handling and puncture resistance at lower pressures.
-   **Q: What advantage does a 30mm profile bring?**  
    _A:_ Enhanced lateral stiffness for sharper cornering, proven by comparative tests with 23.5–26mm profile rims.
-   **Q: How does this rim compare to 31-32mm internal competitors?**  
    _A:_ Offers lighter weight while providing reliable tire stability for most enduro/all-mountain use. 31-32mm may be better for plus-size tires (>2.6").
-   **Q: What is the maximum recommended rider weight?**  
    _A:_ Lab-tested for up to 120kg rider+bike weight.
-   **Q: Is this rim compatible with both tubeless and tube setups?**  
    _A:_ Yes. Hookless channel supports both systems. For optimal performance, use with modern tubeless tires.

### Certifications

-   Tested to ISO 4210-7:2014 standards (safety requirements for wheels and rims)

**Brand Commitment:** Decade-long engineering partnership with small-medium cycling brands and pro teams, delivering custom options, quality assurance, and competitive pricing, all backed by sustainable sourcing.

### Lightweight and Durable Carbon Construction

The 27.5 carbon MTB rim enduro is crafted from advanced carbon fiber materials that offer an excellent strength-to-weight ratio. This construction ensures a lightweight rim without sacrificing durability, making it the perfect choice for aggressive trail riders and Enduro enthusiasts. Its robust build handles rough terrain and impacts reliably, providing confidence on challenging descents while maintaining overall bike responsiveness for efficient climbs.

### Optimized Design with 25mm Internal Width and 30mm Profile

Featuring a 25mm internal width and a 30mm rim profile, this carbon MTB rim balances tire stability with rolling efficiency. The wider internal width accommodates a broad range of tire sizes suitable for Enduro and All-Mountain (AM) demands, enhancing traction and cornering control. The 30mm profile adds stiffness and lateral strength, reducing rim flex during technical maneuvers, thereby improving overall ride precision.

### Perfect for Enduro and All-Mountain Riding Styles

Designed specifically for enduro and AM riders, the 27.5 carbon MTB rim enduro offers exceptional versatility and performance on varied terrain. Its reliable strength and lightweight characteristics make it ideal for tackling demanding routes that involve both high-speed descents and technical climbs. Coupled with compatibility for tubeless setups, this rim delivers enhanced grip, reduced flat risks, and improved ride comfort for true trail riders.

## Details

- **Price:** 310.0 USD - 320.0 USD
- **Type:** Mountain Bike Rims
- **Tags:** 27.5 MTB rim, 30mm profile rim, All Mountain rim, carbon mountain bike rim, enduro bike rim, mtb, rims

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| UD Matt / 28/28 / Normal | 310.00 USD | In stock |
| UD Matt / 28/28 / Super Light | 320.00 USD | In stock |
| UD Matt / 32/32 / Normal | 310.00 USD | In stock |
| UD Matt / 32/32 / Super Light | 320.00 USD | In stock |
| UD Matt / Customs / Normal | 310.00 USD | In stock |
| UD Matt / Customs / Super Light | 320.00 USD | In stock |
| UD Glossy / 28/28 / Normal | 310.00 USD | In stock |
| UD Glossy / 28/28 / Super Light | 320.00 USD | In stock |
| UD Glossy / 32/32 / Normal | 310.00 USD | In stock |
| UD Glossy / 32/32 / Super Light | 320.00 USD | In stock |
| UD Glossy / Customs / Normal | 310.00 USD | In stock |
| UD Glossy / Customs / Super Light | 320.00 USD | In stock |
| Marble Matt / 28/28 / Normal | 310.00 USD | In stock |
| Marble Matt / 28/28 / Super Light | 320.00 USD | In stock |
| Marble Matt / 32/32 / Normal | 310.00 USD | In stock |
| Marble Matt / 32/32 / Super Light | 320.00 USD | In stock |
| Marble Matt / Customs / Normal | 310.00 USD | In stock |
| Marble Matt / Customs / Super Light | 320.00 USD | In stock |
| Marble Glossy / 28/28 / Normal | 310.00 USD | In stock |
| Marble Glossy / 28/28 / Super Light | 320.00 USD | In stock |
| Marble Glossy / 32/32 / Normal | 310.00 USD | In stock |
| Marble Glossy / 32/32 / Super Light | 320.00 USD | In stock |
| Marble Glossy / Customs / Normal | 310.00 USD | In stock |
| Marble Glossy / Customs / Super Light | 320.00 USD | In stock |

## Images

- 27.5" Superlight Carbon MTB Rim set, 34mm inner width, 30mm height, designed for XC and trail use, featuring UCI logo and war
- Diagram of 27.5-inch carbon mountain bike rim showing 30mm profile and 25mm internal width
- Hookless rim detail on 27.5" carbon MTB enduro rim designed for tubeless tire compatibility
- 27.5" Carbon MTB Rim – 25mm Internal, 30mm Profile, Enduro/AM Carbon Fiber Sporting Goods
- 27.5" Carbon MTB Rim – 25mm Internal, 30mm Profile, Enduro/AM Carbon Fiber Sporting Goods

## Additional Information

- **Related products settings:** ahead
- **Agentic Title:** Premium 27.5" Carbon MTB Rim - 25mm Internal, 30mm Profile for Enduro/AM
- **Agentic Category:** Sporting Goods > Outdoor Recreation > Cycling > Bicycle Parts > Bicycle Wheel Parts > Bicycle Wheel Rims
- **Agentic Description:** 27.5" carbon MTB rim offers 25mm internal width and 30mm profile height for exceptional stiffness and stability, ideal for all-mountain and enduro riding. **Unique Selling Point:** Premium carbon MTB rim with customizable options for high durability, suitable for enduro and all-mountain use. **Top Features:** - Customizable spoke count for tailored wheel builds - Ultra-lightweight design with 315g and 380g options - Tested for >300kg strength, supporting up to 120kg rider weight - Tubeless-ready U-channel design for enhanced tire fit **Tech Specs:** - Rim Size: 27.5 inch - Internal Width: 25 mm - Profile Height: 30 mm - Material: T700/T800 carbon fiber - Weight: 315g (superlight) / 380g (standard) - ERD: 540 mm - Rider Weight Limit: Up to 120 kg - Compatibility: 2.3"–2.6" tubeless tires **Attributes:** - **Compatible bike type:** Mountain, Enduro, All-Mountain - **Color:** Black - **Material:** Carbon Fiber

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> Source: [Bola Carbon Wheelset ](https://bolacarbon.com/products/27-5-carbon-mtb-rim-25mm-internal-30mm-profile-enduro-am)
> Updated: 2026-07-22