Sierra Gorda Spine (Ruta de las Misiones) - MEX 120
Renowned among Mexican motorcyclists as the ultimate paved canyon twisty in the republic. Slices through the heart of the UNESCO Sierra Gorda Biosphere Reserve, climbing from semi-arid cactus plains up into dense fir and cloud forests at Pinal de Amoles (the 'Gateway to Heaven' where riders frequently ride above a dense sea of clouds), descending into the colonial mission valley of Jalpan de Serra, and winding through tropical cloud jungle to Edward James' surrealist castle at Xilitla. Road Quality: Impeccably banked, high-grip asphalt with continuous third- and second-gear S-turns; damp cloud forest moss on north-facing corners in morning hours. Safety & Military Checkpoints: Low security concerns; municipal transit police checkpoints near Jalpan; frequent speed humps (topes) upon entering small villages; watch for slow municipal trucks on blind switchbacks. Fuel Range: Plentiful Pemex stations in Cadereyta, Vizarrón, Pinal de Amoles, Jalpan de Serra, and Xilitla (maximum fuel gap < 40 miles).
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Historic 1830s gold rush capital framed by red-brick sidewalks and antebellum architecture. Serves as the southern gateway launching pad for GA-60 and Blood Mountain. Riders gather on the shaded balcony of Bourbon Street Grille to swap tales while watching a steady parade of touring rigs circle the historic square.
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Frequently Asked Questions
How many curves and miles is Sierra Gorda Spine (Ruta de las Misiones) - MEX 120? ▼
Sierra Gorda Spine (Ruta de las Misiones) - MEX 120 spans 145 miles and packs approximately 1450 curves (10.0 curves per mile) with an elevation delta of 2,100 ft - 9,200 ft (Pinal de Amoles) and technical rating 9/10.
Where are the start and end coordinates? ▼
The route starts at Cadereyta de Montes, Querétaro (Latitude 20.6975, Longitude -99.8142) and finishes at Xilitla, San Luis Potosí (Latitude 21.3861, Longitude -98.9897).
How can I download the GPX file for GPS navigation? ▼
Click the "Download Free GPX" button on this guide. The standard XML file is 100% free and ready to load into Garmin zūmo, BMW Motorrad Connected, Rever, Scenic, or Google Maps.