5.0
(1)
9
riders
04:45
48.8km
930m
Gravel riding
Embark on the Mach 1, 2, and 3 Loop, a difficult gravel biking adventure spanning 30.4 miles (48.8 km) with a significant 3067 feet (935 metres) of elevation gain. This route takes you deep into the Plynlimon mountains, offering a true sense of wilderness and isolation. You'll navigate open, exposed…
Last updated: April 23, 2026
Waypoints
Start point
Parking
Get Directions
249 m
Highlight • Settlement
Tip by
5.47 km
Highlight (Segment) • Viewpoint
Tip by
19.3 km
Highlight • Cycleway
Tip by
48.8 km
End point
Parking
Way Types & Surfaces
Way Types
25.7 km
18.9 km
1.98 km
1.42 km
781 m
114 m
< 100 m
Surfaces
28.5 km
13.6 km
6.75 km
< 100 m
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Elevation
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Weather
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Thursday 21 May
21°C
12°C
0 %
Additional weather tips
Max wind speed: 16.0 km/h
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This route was planned by komoot.
The Mach 1, 2, and 3 Loops are located near Machynlleth. Parking is generally available within Machynlleth town, which serves as a common starting point for these routes. Specific parking areas may vary, but you can typically find options suitable for accessing the trails from there.
The suitability depends on which loop you choose. Mach 1 is the shortest and least technical, classified as 'easy' to 'moderate', making it a good introduction for most abilities. Mach 2 is rougher and more technical, requiring a good degree of fitness. Mach 3 is the longest and most challenging, demanding advanced riding skills and fitness, with some sections potentially requiring you to push your bike.
The terrain varies across the loops. You'll encounter a mix of quiet roads, quality tracks, wide gravel doubletracks, grassy farmland bridleways, and singletrack. Expect surprisingly steep ascents and descents, especially on Mach 1. Mach 2 features rougher, more technical sections, while Mach 3 includes wide slate gravel tracks through forests and challenging moorland tracks, including a steep, rocky descent known as 'The Chute'.
You'll experience breathtaking forestry, mountain, valley, and waterfall views. Highlights include the Machynlleth Clock Tower at the start, the Commins Pant-glâs Gravel Climb offering spectacular views, and the Nant Y Moch Reservoir Trail. Mach 1 features a 'Valley Balcony Gravel Track' with gorgeous vistas, and Mach 3 offers superb open views in almost every direction from its highest points.
The trails are generally best enjoyed in drier conditions. While specific seasonal advice isn't provided, the mention of moorland tracks and challenging terrain suggests that spring, summer, and early autumn would offer the most pleasant riding conditions, avoiding the wettest and potentially snowiest winter months in the Plynlimon mountains.
While the trails are largely off-road and pass through natural areas, specific rules regarding dogs are not detailed. Given the varied terrain, including farmland bridleways and potential for livestock, it's advisable to keep dogs on a leash, especially in sensitive areas, and to always clean up after them. Always check local signage for any restrictions.
There is no information indicating that permits or entrance fees are required to access the Mach 1, 2, and 3 Loops. These are generally open access trails in the Welsh countryside.
The area is known for its natural beauty and wildlife. Soaring red kites are a common sight, particularly on the Mach 1 loop. As the trails venture into wilderness and moorland, you may also encounter other native birds and possibly local livestock on farmland sections.
Machynlleth town, the common starting point, offers amenities such as cafes, pubs, and accommodation. However, it's important to note that once you are on the Mach 3 Loop, which ventures deep into the remote Northern Cambrian Mountains, there are no refueling options along the way. Riders are advised to carry plenty of snacks and water for this longer route.
Yes, the route intersects with several other well-known paths. Portions of the Mach 1, 2, and 3 Loops share sections with official trails such as Mach 3, Mach 2, Glyndŵr's Way, Mach 1, Trans Cambrian Way, EuroVelo 2 - Capitals Route - part United Kingdom 2, and Lôn Las Cymru (Central).
The duration varies significantly by loop and rider pace. The combined route, 'Mach 1, 2, and 3 Loop', is approximately 48.8 km (30.3 miles) and typically takes around 4 hours and 45 minutes of riding time. Individually, Mach 1 is about 10 miles, Mach 2 is 14 miles, and Mach 3 is 19-21 miles, each requiring different amounts of time based on their difficulty and length.