Short Answer: The ABUS Granit X Plus 540 eBike U Lock is a Sold Secure Diamond-rated bicycle lock featuring 15mm hardened steel shackles, anti-drill protection, and a dual-locking mechanism. Independent testing shows it withstands angle grinder attacks for 3+ minutes, outperforming most competitors. Priced at $169, it’s designed for high-value eBikes and backed by ABUS’s 5-year warranty.
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What Security Features Does the ABUS Granit X Plus 540 Offer?
The Granit X Plus 540 combines multiple security layers: 15mm octagonal steel shackle hardened to 65 HRC, anti-rotation ball bearings, and a 3D disk cylinder with 12,000 key variations. The “XPlus” cylinder technology adds magnetic element protection against bumping attacks. ABUS’s proprietary steel composition increases cutting resistance by 30% compared to standard hardened steel locks.
How Does It Perform Against Angle Grinder Attacks?
In controlled tests, the Granit X Plus 540 required 3 minutes 45 seconds to breach using a 125mm angle grinder with fresh blades. The hardened steel created significant blade wear, requiring 2-3 disc changes. The shackle’s octagonal design causes tool slippage, adding 25% more cutting time compared to round-profile locks.
Recent testing by _Bike Security Labs_ revealed the lock’s layered defense system. The outer 2mm chromium layer wears down grinding discs faster than homogeneous steel, while the inner core’s variable hardness (58-65 HRC) disrupts cutting consistency. Thieves would need to make four separate cuts to fully remove the shackle due to its double-locking points. For comparison, common bike locks in the same price range typically withstand only 60-90 seconds of angle grinder attacks.
| Lock Model | Angle Grinder Resistance | Discs Used |
|---|---|---|
| ABUS Granit X Plus 540 | 3:45 minutes | 2-3 |
| Standard U-Lock | 1:15 minutes | 1 |
| Chain Lock (14mm) | 2:30 minutes | 1-2 |
What Warranty and Anti-Theft Protection Exists?
ABUS offers 5-year warranty against defects and 50% reimbursement if cut within first 3 years (requires registration). Locks registered in Germany get free key replacement service. The “KeyMark” system allows dealerships to disable lost keys from working, a feature unique to ABUS’s high-security line.
The theft protection program requires submitting police reports and photographic evidence of the cut lock within 48 hours of incident. Registered users also gain access to ABUS’s European network of certified locksmiths. Notably, the reimbursement covers up to €3,500 for the bicycle itself if purchased through partnered retailers. This warranty becomes void if owners fail to secure both frame and wheels simultaneously, emphasizing proper locking technique compliance.
“The Granit X Plus 540 represents a paradigm shift in physical security. Its layered defense approach – combining metallurgical innovation with mechanical anti-tamper features – sets new benchmarks. While no lock is truly ‘grinder-proof’, this buys 4x more time than standard U-locks. For €200+ eBikes, it’s an essential investment.”
– Markus Schäfer, Urban Mobility Security Consultant
FAQ
- Does It Work With ABUS Smartphone Apps?
- Requires separate Connect SmartX module for app integration. Basic version shows lock status only; GPS tracking needs additional hardware.
- How Many Keys Are Included?
- Package includes 2 laser-cut keys with unique identification codes. Additional keys cost €19.90 each through authorized dealers.
- Is the Lock Insurable?
- Yes. Most EU insurers recognize Sold Secure Diamond rating for premium discounts (typically 15-20% off theft coverage). Keep purchase receipt and lock registration for claims.