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United Kingdom
Wales
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Machynlleth

Mach 1, 2, and 3 Loop

Hard

5.0

(1)

9

riders

Mach 1, 2, and 3 Loop

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

A

Start point

Parking

Get Directions

1

249 m

Machynlleth Clock Tower

Highlight • Settlement

Machynlleth is a small town that's guaranteed to have more sheep than inhabitants. It's quite peaceful here, but the village still has a lot to offer. In the centre, beautiful …

Tip by

2

5.47 km

Commins Pant-glâs Gravel Climb

Highlight (Segment) • Viewpoint

This smooth some bridleway gently climbs around the peak of Commins Pant-glâs. It is on the Mach 2 and 3 MTB loops, and has been featured on the Grinduro! Wales course.

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3

19.3 km

Nant Y Moch Reservoir Trail

Highlight • Cycleway

One of the best double track trails in Wales for MTB or gravel riders. Ride through the valley alongside Nant Y Moch reservoir on the traffic free road, a good …

Tip by

B

48.8 km

End point

Parking

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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

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

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Today

Thursday 21 May

21°C

12°C

0 %

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Max wind speed: 16.0 km/h

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Frequently Asked Questions

Where can I park to access the Mach 1, 2, and 3 Loop?

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.

Is the Mach 1, 2, and 3 Loop suitable for beginners?

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.

What kind of terrain can I expect on these loops?

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'.

What scenic viewpoints or landmarks will I see on the route?

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.

What is the best time of year to ride the Mach 1, 2, and 3 Loop?

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.

Is the Mach 1, 2, and 3 Loop dog-friendly?

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.

Do I need any permits or pay entrance fees for this trail?

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.

What wildlife might I encounter on the trail?

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.

Are there any places to refuel or find accommodation near the trail?

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.

Does the Mach 1, 2, and 3 Loop connect with other trails?

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).

How long does it typically take to complete the Mach 1, 2, and 3 Loop?

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.

Nearby routes

Hard

5.0

11

Nant y Moch loop from Machynlleth — Cambrian Mountains

04:59h

51.4km

960m

Trail Reviews

Wouter Ernst
July 7, 2025, Slate and singletrack from Machynlleth (Wales)

Very nice gravel/mtb tour! Found on visitwales!

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