Tuffy - Chevrolet Silverado/GMC Sierra Crew Cab 60% Under Rear Seat Lockbox - T-340

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Tuffy - Chevrolet Silverado/GMC Sierra Crew Cab 60% Under Rear Seat Lockbox - T-340


2007-2018 Chevrolet Silverado 1500
2019-2019 Chevrolet Silverado 1500 Classic
2007-2019 Chevrolet Silverado 2500 HD
2007-2019 Chevrolet Silverado 3500 HD
2007-2018 GMC Sierra 1500
2019-2019 GMC Sierra 1500 Classic
2007-2019 GMC Sierra 2500 HD
2007-2019 GMC Sierra 3500 HD

(Fits Crew Cab only and does not fit Double and Regular Cab)

This high security 16 gauge steel security lockbox mounts under the rear 60 percent bench seat in the 2007 to 2018 Chevy Silverado and GMC Sierra Crew Cab pick ups. The three-fifths width formfitting design of the Tuffy lockbox has over 2100 cubic inches of lockable storage while leaving room for an aftermarket sub-woofer or other gear under the rear passenger side seat. It’s secured contents are easily accessed by flipping the 60 percent rear bench seat up and lifting the lid. The unique design allows the space beneath the 60 percent bench seat to be used to stow firearms or other long items securely. This lock box comes standard with Tuffy’s Pry-Guard Locking System and a 10 tumbler double bitted security lock with built in weather seals. Optional three digit combination lock for key-less entry is available. Chamfered corners are incorporated into the design for easier passenger access and a more concealed form factor. The innovative mounting system is accessed from inside the box.

Weather resistant lid design incorporates security with welded Pin-Lock hinge design

Pry-Guard locking system with 1/8 inch thick steel welded components

Exclusive 10 tumbler double bitted lock with built in weather seals

Provided mounting system permits removal from vehicle in seconds without the need for tools

Welded steel construction

Durable texture power coat finish

Stealthy design is hidden under the seat from prying eyes

Chamfered corners easier passenger access and a more concealed form factor

Over 2100 Cubic inches of lockable storage space

Quick and easy install, no drilling

Crew Cab required. Does not fit Double and Regular Cab. No Drilling required. Fastens with original OEM hardware.


Product Type Underseat Lockbox
Description Rear Seat; 60% Length
Color Black


Exterior Dimensions 35 3/4” L x 13” D x 6 7/8” - 4 7/8” H
Interior Compartment 35 1/8” L x 12 7/8” D x 6 3/8”- 4 5/8” H
Auxiliary Compartment 1 Lid Opening: 35” x 11”

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