The SENICX PR1 Road Crankset is a high-performance, lightweight aluminum component designed for road cyclists who prioritize durability and a wide range of fit options. It utilizes a 29mm DUB-style spindle, making it compatible with a vast array of modern bottom bracket standards when used with the appropriate BB.
Forged from AL-6061-T6 aluminum, the PR1 is engineered for stiffness and efficient power transfer. It features a standard 110mm BCD (4-bolt) spider, allowing for easy chainring replacements and compatibility with various aftermarket options.
Versatile Sizing: Available in four distinct crank arm lengths (165mm, 170mm, 172.5mm, and 175mm) to accommodate different rider heights and pedaling preferences.
Standard Gearing: Typically comes equipped with a 50/34T compact chainring setup, ideal for a mix of climbing and fast flat sections.
29mm Alloy Spindle: Uses a high-strength alloy axle compatible with the DUB system, offering a balance of stiffness and weight savings.
11S/12S Compatibility: Designed to work seamlessly with both 11-speed and 12-speed road drivetrains.
Black Sand Anodized Finish: Provides a premium, durable look that resists scratches and environmental wear.
Weight Efficiency: Weighs approximately 885g (excluding the bottom bracket), offering a solid performance-to-weight ratio for an aluminum crankset.
| Feature | Specification |
| Material | Forged AL-6061-T6 |
| Crank Lengths | 165mm, 170mm, 172.5mm, 175mm |
| Chainring Gearing | 50/34T (Standard) |
| B.C.D. | 110mm (4-Bolt) |
| Spindle Diameter | 29mm (DUB Style) |
| Chainline | 44.5mm |
| Q-Factor | 151mm |
Riders Seeking "Short" Cranks: If you are looking to experiment with 165mm arms to reduce knee strain or improve aerodynamics, the PR1 offers this size at a very accessible price.
Modern Frame Owners: Perfect for bikes with DUB-compatible bottom bracket shells, providing a straightforward installation process.
Budget-Conscious Builders: Offers the look and functionality of high-end integrated cranksets without the premium price tag of carbon alternatives.
Ultra-Lightweight Builds: While competitive for aluminum, riders building a "weight-weenie" bike may prefer the SRAM Force E1 DUB Carbon Crankset which is significantly lighter.
Gravel-Specific Needs: For dedicated off-road use with lower gearing needs, the SENICX PR3 Gravel Crankset supports sub-compact 46/30T rings and uses a more common 24mm spindle.
Custom Ring Obsessives: While it uses a standard 110 BCD, if you require unconventional ring sizes like 53/39T or 52/36T, ensure they are compatible with the 4-bolt asymmetrical layout before purchasing.
The SENICX PR1 is part of a series where the spindle diameter is the key differentiator. If your frame already has a 24mm (Shimano style) bottom bracket installed, you might find the SENICX PR3 a more convenient choice as it will slide right in without needing a BB swap. However, for a fresh build on a modern frame, the PR1's 29mm DUB spindle is the more "future-proof" standard.
