Altra / Lone Peak

Lone Peak 9+

Trail2025-03-01 · US · Release dateChecked 2026-08-30

Lone Peak 9+ is a zero-drop trail shoe for running, hiking, and thru-hiking. A Vibram Megagrip outsole with revised lugs improves traction on wet and dry terrain. Altra EGO cushioning and a 25 mm stack preserve ground feel, while Original FootShape fit leaves room for toe movement. An RPET ripstop-mesh upper, no-sew overlays, dual toe guard, and a thin full-length TPU StoneGuard add durability and protection.

Key specifications

Weight

327.7 g

All models average 268.9 gDifference from average +58.8 g

Average of 973 models

Drop

0 mm

All models average 6.8 mmDifference from average −6.8 mm

Average of 986 models

Stack (heel)

25 mm

All models average 34.3 mmDifference from average −9.3 mm

Average of 810 models

MSRP

$160.00 USD · US · Tax excluded

All models average $165.57Difference from average −5.57 USD

Average of 680 models

This modelAll models average

Stack (forefoot): 25 mm
Carbon plate: No
Midsole: Altra EGO
Outsole: Vibram Megagrip
Use cases: Trail

Weight notes Japan lists 327.7 g at men’s US 10.5 / 28.5 cm; the US lists 327.4 g for men.

Plate notes Features a thin, full-length TPU StoneGuard.

IN CONTEXT

Specs in context

Weight × stack788 models shown

Altra Lone Peak 9+327.7 g / 25 mm

Weight distribution973 models

95 g385 g

This model 327.7 gAll models average 268.9 gDifference from average +58.8 g

Drop distribution986 models

0 mm12 mm

This model 0 mmAll models average 6.8 mmDifference from average −6.8 mm

Stack distribution810 models

5 mm60 mm

This model 25 mmAll models average 34.3 mmDifference from average −9.3 mm

MSRP distribution · USD · US · Tax excluded680 models

$50.00$500.00

This model $160.00All models average $165.57Difference from average −$5.57

Unknown values are excluded. Shoe sizes and measurement conditions vary, so use these averages and distributions as a guide when comparing specifications.

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