The Topeak Mtx Trunkbag Dxp Rear Rack Bag uses a unique material process to provide our largest, stiffest, and most weather resistant MTX series bag.

In addition to the expandable top section and rear water bottle holder, the side panels expand to full panniers maximizing capacity. Compatible with all MTX QuickTrack™ racks with attachable side frames. MTX Dual Side Frames are required when using panniers on MTX BeamRacks.


Compatible with MTX QuickTrack racks

DXP models feature an expanding top panel

DXP models feature side panniers

Additional water bottle holder for eBikes or bike frames with limited space

All Topeak TrunkBags feature a light clip for extra safety

All TrunkBags comes with a comfortable shoulder strap

Optional MTX Dual Side Frame (Art. TC1009)


Added Features: Water bottle holder, Shoulder strap

Carrying handle, 3M™ reflective strip

Safety light clip, Elastic top bungees

Optional rain cover

3M is a registered trademark of 3M Company.

Bag Attachment: MTX QuickTrack™ with attached side panels

Capacity: 22.6 L / 1380 ci

Compartments: 1 divided main with multi-stage expandable top

Two side with expandable panniers

Insulation: Molded EVA foam

Material: 600 denier polyester

Max Load: Limited to rack maximum load rating

Size: 36 x 25 x 21.5-29 cm / 14.1” x 9.8” x 8.5”-11.4”

Weight: 1160 g / 2.53 lb

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