Chromag Hifi 35
Chromag HiFi 35 is a 3D-forged, lightweight aluminum stem with a 35mm bar clamp for modern MTB bars. Available in 35mm and 50mm lengths, it delivers stiff, reliable steering with a refined surface finish.
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Product Details
Overview & Technology
Key Features
Fit & Compatibility
Who It's For
Key Features
- ✓ 3D-forged aluminum body for superior strength-to-weight ratio
- ✓ 35mm bar clamp designed for modern MTB handlebars and stiffness
- ✓ Standard 1-1/8" steerer clamp for broad fork compatibility
- ✓ Available in 35mm and 50mm lengths to tune reach and handling
- ✓ 0° angle for a neutral, direct steering position
- ✓ Four-bolt faceplate for secure, even handlebar clamping
- ✓ Lightweight: 175g (35mm) — minimal added mass to cockpit
Specifications
Product Identifiers
Frequently Asked Questions
Will the HiFi 35 fit my tapered steerer fork?
The HiFi 35 clamps a straight 1-1/8" steerer. If your fork is tapered you'll need a headset/top cover that provides a 1-1/8" bearing interface at the stem (or a matching adaptor). Many riders with tapered forks can fit a 1-1/8" top cap arrangement; check your headset and fork specifications before purchasing.
Can I use carbon handlebars with this aluminum stem?
Yes — the HiFi 35 can be used with carbon bars, but you must follow carbon bar installation best practices: use carbon assembly paste, tighten bolts gradually and evenly, and adhere to the handlebar manufacturer's torque limits. Avoid overtightening the faceplate to prevent bar damage.
What torque should I use on the faceplate and steerer bolts?
Torque values vary by component and fastener size. As a safe baseline, many builders tighten faceplate bolts in small, alternating increments to manufacturer specs (often in the 5–8 Nm range for faceplate bolts). Always check Chromag's documentation or the fastener markings and use a calibrated torque wrench for installation.
How do I choose between the 35mm and 50mm lengths?
Pick 35mm for nimble, quick steering and a shorter reach — great for technical trail and jump-focused riding. Choose 50mm to increase reach for more stable high-speed handling or for taller riders. Consider your current cockpit, riding style, and whether you want to move weight forward or back.
What is the weight difference between the 35mm and 50mm versions?
The 35mm HiFi weighs approximately 175g. The 50mm version is slightly heavier due to the extra material; expect a modest weight increase. Exact weight for the 50mm variant varies by finish and manufacturing tolerance — contact Forest Bikes for verified measurements if weight is critical.
Which colors and finishes are available?
The HiFi 35 is offered in Black, Red, and Silver finishes. The surface has an improved finish and smooth transitions intended to resist wear and match modern component aesthetics.
Buying Guide
When choosing a stem for mountain biking, prioritize clamp diameter, length, and manufacturing quality. A 35mm clamp improves bar-to-stem stiffness and is standard for many modern MTB bars — giving more precise steering feedback on technical trails. Length choice (35mm vs 50mm) tunes handling: shorter stems = quicker steering, longer stems = more stability at speed. Look for stems made from forged aluminum for a good balance of strength and weight. Pay attention to faceplate design and bolt count (four-bolt plates distribute pressure evenly) and always follow torque specs and carbon-specific installation steps when mixing materials.
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