Lunchbox – Sram AXS

Our epic trail and enduro bike for fast descents, technical terrain, and long days in the saddle.

The Lunchbox is built for riders who want to push harder on demanding trails without giving up climbing performance. Updated for 2026 with longer chainstays, a lower bottom bracket, and a longer reach, it delivers even more high-speed stability while remaining exceptionally capable on tight, technical climbs.

Overview

If your riding includes steep descents, rough terrain, and all-day missions, the Lunchbox is designed to meet that challenge. It combines confident geometry, progressive suspension, and modern compatibility in a package that feels composed when speeds rise and precise when the trail gets technical. With UDH dropouts and Horst link suspension, the Lunchbox is ready for the latest components while delivering the ride quality serious trail and enduro riders expect. Its suspension is supple over small bumps, supportive deeper in the travel, and tuned to give you the control and stability you need when the trail turns rough.

Why riders choose the Lunchbox

  • Updated for 2026 with longer chainstays, a lower bottom bracket, and a longer reach for improved high-speed stability
  • Epic trail and enduro capability for demanding descents, technical terrain, and long rides
  • Horst link suspension for balanced small-bump sensitivity, deep-travel support, and confident control
  • UDH dropout compatibility for a modern build ready for the latest drivetrain options
  • Climbs exceptionally well even on tight, technical trails
  • Built for confident descending with the support and composure needed for rough sections and drops
  • Available with 27.5-inch or 29-inch wheels
  • Works well with 2.4 to 3.0-inch tires for a wide range of trail setups
  • Mixed wheel builds available on request
  • 100% Handmade in Colorado with the precision and durability expected from our bikes

Ride feel

The Lunchbox is designed to feel planted when the trail opens up and controlled when terrain becomes unpredictable. Its progressive rear suspension delivers a supple response over small chatter, then provides the deeper support needed for hard hits, rough landings, and sustained technical descending. That balance gives riders the confidence to carry more speed, stay composed through difficult terrain, and keep pushing their technical riding further. At the same time, the Lunchbox remains an excellent climber, making it a true all-day trail and enduro platform rather than a bike that only comes alive on the way down.

Built for modern trail setups

Riders can configure the Lunchbox with either 27.5-inch or 29-inch tires depending on ride goals and terrain preferences. It performs well with tire widths from 2.4 to 3.0 inches, and mixed wheel builds are also available for riders who want a more specialized setup.

Customize your bike:

This package features Sram 12 speed wireless electronic shifting. Choose your options below to build your bike the way you want it. You can choose your suspension, groupset, brakes, wheels, tires and then customize your paint job to make your bike as unique as you are. Contact us with any questions. Once you place your order, we will send an itemized list of parts and work with you to dial in the frame and accent colors.*Components in photos are not exactly what is listed. We reserve the right to make substitutions of equal or greater quality based on availability. More complete bike photos are coming soon with different colors. 

  • 29 inch or 27.5 inch wheels (mixed wheel available upon request)
  • Optimized for tires from 2.4″ to 3.0″ wide
  • Handmade Lightweight Aluminum frame
  • 160mm rear travel
  • 170mm, 180, or 190mm fork travel options
  • Rear Shock Spec: 205x65mm Trunnion
  • 12x148mm rear through axle.
  • 30.9mm seatpost diameter
  • Routing for stealth dropper posts
  • 44/49 Tapered Headtube
  • 73mm BSA threaded bottom bracket shell
Please note! All Lenz Sport frames are hand-made in Colorado. They are not factory built on an assembly line. Designs evolve iteratively, per Devin’s expertise and judgement. Specifications may vary, and are subject to change without notice.
 
 Lunchbox Enduro Bike Geometry Chart

Our frame size is now the Reach measurement. We no longer use size labels since they are irrelevant. *Focus on rider height, reach, RAD, and Standover (SO) when choosing size. RAD = Height in mm times .447. Click here for more information on Ridelogic frame sizing and to submit measurements, or come into our shop for a fit. Once you nail down Reach and Standover, choose your bike based on how much travel you want.
 
REAR TRAVEL160160160160160 160
FRONT TRAVEL170170170170170 170
RIDER HEIGHT 5’1″-5’4″5’3″-5’8″ 5’7″-5’11”5’10” – 6’2″ 6′ – 6’5″6’3″ to 6’9″
Frame Size:
REACH
 410 435 450 470 490510
STACK 640 640 650 660 675675
RAD740-800745-805760-820780-860850-920900-980 
Seat Tube Length406430457483508530
Seat post insertion depth8″9″10″10″11″12″
SO (2.6 tire) 693 726 732 735 735735
HA 63 63.5 63.563.563.563.5
TT 575 603 619 641 663685
BB – 3″tire 350 350 355 355 355355
BB – 2.6″tire340340345345345345
BB – 2.4″tire335335340340340340
HT 102 102 115 127 140150
CS-29 435 435 435 435435435
CS-27.5 430430430430430430
SA 75.675.7 75.9 76 7676
WB 1220 1240 1255 1275 12951310

Description

Our epic trail and enduro bike for fast descents, technical terrain, and long days in the saddle.

The Lunchbox is built for riders who want to push harder on demanding trails without giving up climbing performance. Updated for 2026 with longer chainstays, a lower bottom bracket, and a longer reach, it delivers even more high-speed stability while remaining exceptionally capable on tight, technical climbs.

Overview

If your riding includes steep descents, rough terrain, and all-day missions, the Lunchbox is designed to meet that challenge. It combines confident geometry, progressive suspension, and modern compatibility in a package that feels composed when speeds rise and precise when the trail gets technical.

With UDH dropouts and Horst link suspension, the Lunchbox is ready for the latest components while delivering the ride quality serious trail and enduro riders expect. Its suspension is supple over small bumps, supportive deeper in the travel, and tuned to give you the control and stability you need when the trail turns rough.

Why riders choose the Lunchbox

  • Updated for 2026 with longer chainstays, a lower bottom bracket, and a longer reach for improved high-speed stability
  • Epic trail and enduro capability for demanding descents, technical terrain, and long rides
  • Horst link suspension for balanced small-bump sensitivity, deep-travel support, and confident control
  • UDH dropout compatibility for a modern build ready for the latest drivetrain options
  • Climbs exceptionally well even on tight, technical trails
  • Built for confident descending with the support and composure needed for rough sections and drops
  • Available with 27.5-inch or 29-inch wheels
  • Works well with 2.4 to 3.0-inch tires for a wide range of trail setups
  • Mixed wheel builds available on request
  • 100% Handmade in Colorado with the precision and durability expected from our bikes

Ride feel

The Lunchbox is designed to feel planted when the trail opens up and controlled when terrain becomes unpredictable. Its progressive rear suspension delivers a supple response over small chatter, then provides the deeper support needed for hard hits, rough landings, and sustained technical descending.

That balance gives riders the confidence to carry more speed, stay composed through difficult terrain, and keep pushing their technical riding further. At the same time, the Lunchbox remains an excellent climber, making it a true all-day trail and enduro platform rather than a bike that only comes alive on the way down.

Built for modern trail setups

Riders can configure the Lunchbox with either 27.5-inch or 29-inch tires depending on ride goals and terrain preferences. It performs well with tire widths from 2.4 to 3.0 inches, and mixed wheel builds are also available for riders who want a more specialized setup.

Customize your bike:

This package features Sram 12 speed wireless electronic shifting. Choose your options below to build your bike the way you want it. You can choose your suspension, groupset, brakes, wheels, tires and then customize your paint job to make your bike as unique as you are. Contact us with any questions. Once you place your order, we will send an itemized list of parts and work with you to dial in the frame and accent colors.*Components in photos are not exactly what is listed. We reserve the right to make substitutions of equal or greater quality based on availability. More complete bike photos are coming soon with different colors. 

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Pricing / Order

Price range: $6,093.00 through $11,469.00

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