Exterior Components› Car and Truck Covers

Merritt Aluminum Products Company

HIGH SIDE BOX 16X12X90 DIAMOND PLATE GLOSS BLACK

$2,330.00

SKU: M0CX 710129-123

In Stock
In Stock
Ships by Jun 9
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

This Merritt Top Mount High Side Box is designed for universal application, providing ample tool storage with robust environmental protection. It features a compression seal and heavy-duty shocks to ensure the lid stays securely closed and assists with easy opening. The clamshell lid allows for full 90-degree access. The box is equipped with two locking T-handle latches for security. Constructed from commercial-grade diamond plate aluminum with a gloss black powder coat finish, it is built to withstand demanding conditions. Mounting hardware is included.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandMerritt Aluminum Products Company
Part NumberM0CX 710129-123

Videos

How to install a Merritt side step tool box on your semi truck frame rail

How to install a Merritt side step tool box on your semi truck frame rail

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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