# Extang 20-21 Chevy/GMC Silverado/Sierra (8 ft) 2500HD/3500HD Trifecta ALX

The easiest truck bed cover just got easier. The Trifecta ALX packs the same great features as Extangâ??s best-selling tri-fold cover, the Trifecta 2.0, but with a Secure Rotary Release Latching System at the tailgate and an automatic latching feature thatâ??ll make getting the goods in and out of your truck bed that much faster.

-   Sturdy T-Handle cab clamps attach directly to your bed flanges without damage/alteration to your bed caps and allows quick cover removal for full bed use in seconds, without tools
-   Extang engineered Secure Rotary Release Latching System is easy to operate and provides an added level of security, simply twist and lift with one-hand, one motion
-   Heavy-duty, Ancona pebble grained fabric protects your bed and precious cargo from water, dirt, and dust
-   Heavy Duty Ancona Pebble Grained Fabric Protects Your Bed And Precious Cargo From Water Dirt And Dust
-   Provides An Added Level Of Security Simply Twist And Lift With One Hand One Motion
-   Extang Engineered Secure Rotary Release Latching System Is Easy To Operate
-   Auto Latching Component Automatically Secures Cover Into Place When Closed
-   Auto-latching component automatically secures cover into place when closed
-   Allows Quick Cover Removal For Full Bed Use In Seconds Without Tools
-   Sturdy T Handle Cab Clamps Attach Directly To Your Bed Flanges
-   Without Damage/Alteration To Your Bed Caps

This Part Fits:

Year

Make

Model

Submodel

2020-2026

Chevrolet

Silverado 2500 HD

Custom

2020-2026

Chevrolet

Silverado 2500 HD

High Country

2020-2026

Chevrolet

Silverado 2500 HD

LT

2020-2026

Chevrolet

Silverado 2500 HD

LTZ

2020-2026

Chevrolet

Silverado 2500 HD

WT

2020-2026

Chevrolet

Silverado 3500 HD

High Country

2020-2026

Chevrolet

Silverado 3500 HD

LT

2020-2026

Chevrolet

Silverado 3500 HD

LTZ

2020-2026

Chevrolet

Silverado 3500 HD

WT

2020-2021

GMC

Sierra 1500

Base

2022-2024

GMC

Sierra 1500

Pro

2020-2026

GMC

Sierra 2500 HD

AT4

2024-2026

GMC

Sierra 2500 HD

AT4X

2020-2021

GMC

Sierra 2500 HD

Base

2020-2026

GMC

Sierra 2500 HD

Denali

2024-2026

GMC

Sierra 2500 HD

Denali Ultimate

2022-2026

GMC

Sierra 2500 HD

Pro

2020-2026

GMC

Sierra 2500 HD

SLE

2020-2026

GMC

Sierra 2500 HD

SLT

2020-2026

GMC

Sierra 3500 HD

AT4

2020-2021

GMC

Sierra 3500 HD

Base

2020-2026

GMC

Sierra 3500 HD

Denali

2024-2026

GMC

Sierra 3500 HD

Denali Ultimate

2022-2026

GMC

Sierra 3500 HD

Pro

2020-2026

GMC

Sierra 3500 HD

SLE

2020-2026

GMC

Sierra 3500 HD

SLT

## Details

- **Price:** 892.08 CAD
- **Vendor:** Extang
- **Type:** Bed Covers - Folding

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 892.08 CAD | In stock |

## Images

- Photo - Primary
- Photo - Mounted
- Photo - Mounted
- Photo - Mounted
- Photo - Mounted
- Photo - Mounted
- Photo - Mounted
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> Source: [Standard Auto Part](https://www.standardautopart.com/products/extang-20-21-chevy-gmc-silverado-sierra-8-ft-2500hd-3500hd-trifecta-alx)
> Updated: 2026-07-08