Wheels Manufacturing Dropout 275
Wheels Manufacturing Dropout-275 is a lightweight, CNC-style replacement derailleur hanger made to exacting tolerances for Norco frames. Durable aluminum construction restores shift alignment and protects your frame.
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Overview & Technology
Key Features & Benefits
Fit, Compatibility & Installation
Who This Hanger Is For
Key Features
- ✓ Direct-fit replacement for Norco bikes using #275 derailleur hanger
- ✓ Precision machined aluminum construction for strength and light weight
- ✓ Black anodized finish improves corrosion and abrasion resistance
- ✓ Restores factory derailleur geometry for crisp, reliable shifting
- ✓ Compact, lightweight spare (approx. 0.03 lb) to carry on rides
- ✓ Manufactured by Wheels Manufacturing to exact OEM-compatible specs
Specifications
Product Identifiers
Frequently Asked Questions
Is this hanger compatible with my Norco frame?
The Dropout-275 matches Norco's #275 hanger geometry. Confirm your frame's hanger number or compare the shape to your original part before ordering. If you're unsure, send a photo of your current hanger or frame dropout to our support team for verification.
Can I install this myself or should a mechanic do it?
Most home mechanics can replace a hanger with basic tools. Use the same hardware supplied with your frame or equivalent fasteners, and follow the manufacturer's torque specs. After installation, check shifting alignment and make minor derailleur adjustments as needed.
What material is the hanger made from and why does that matter?
This hanger is precision-machined from high-strength aluminum and finished with an anodized coating. Aluminum balances light weight with rigidity to hold derailleur alignment; the finish protects against corrosion and trail wear.
Can a hanger be bent back if misaligned?
Minor bends can sometimes be corrected with a derailleur hanger alignment tool, but repeated bends weaken the part. Because this is an inexpensive replacement, installing a new Dropout-275 is often safer and restores perfect geometry.
What if the threads are damaged on the frame?
If the frame threads are stripped, replacing the hanger won't fix the underlying frame damage. In some cases a helicoil insert or frame-specific repair may be needed. Consult a qualified frame repair shop if you suspect thread damage.
Do Wheels Manufacturing hangers include hardware?
Hardware inclusion varies; many aftermarket hangers are sold without bolts because the original fasteners are reused. Check the product variant notes and keep your original screw(s) or order the correct replacement hardware if needed.
Buying Guide
When replacing a derailleur hanger, first confirm the hanger number stamped on the old part or check fit images from the manufacturer. Choose a precision-machined hanger like the Dropout-275 for the closest match to OEM geometry — this minimizes derailleur adjustment and preserves shifting performance. Consider material and finish: aluminum hangers are light and stiff, while anodizing improves durability against trail grit. Keep a spare in your toolkit; a broken hanger is a common, ride-ending failure that’s easily remedied if you have a proper replacement on hand.
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