Sound System for 2021 Chevrolet Trailblazer
No.
Part # / Description / Price
Price
2
Radio Front Side Door Speaker 
GM
GM Positions: Right
Description: Speakers, without bose audio, 6 speaker system. GM-recommended replacement part for your GM vehicle's original factory speaker
MSRP $37.06
$21.49
MSRP $37.06
$21.49
2
Front Door Radio Speaker GM
GM Positions: Right
Description: With Bose audio. GM-recommended replacement part for your GM vehicle's original factory speaker
3
Radio Rear Side Door Speaker GM
GM Positions: Right
Description: Speakers, without bose audio. GM-recommended replacement part for your GM vehicle's original factory speaker
MSRP $55.54
$31.10
MSRP $55.54
$31.10
3
Rear Side Door Speaker GM
GM Positions: Right
Description: With premium audio. Speakers, with bose audio. Rear dr speaker. GM-recommended replacement part for your GM vehicle's original factory speaker
MSRP $107.20
$58.96
MSRP $107.20
$58.96
4
Rear Compartment Speaker GM
GM Description: Speakers. Restores the sound quality of your audio system
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $492.65
$268.50
MSRP $492.65
$268.50
5
MSRP $280.66
$152.96
5
Radio Speaker Amplifier GM
GM Description: Speakers, with bose audio, with noise control system, labeled 42712504. Helps provide a rich listening experience in your vehicle
GM-recommended replacement part for your GM vehicle's original factory audio amplifier
MSRP $558.14
$304.19
MSRP $558.14
$304.19
5
Radio Speaker Amplifier GM
GM Description: Speakers, with bose audio, without noise control system, labeled 42703655. Helps provide a rich listening experience in your vehicle
GM-recommended replacement part for your GM vehicle's original factory audio amplifier
MSRP $478.58
$260.83
MSRP $478.58
$260.83
No.
Part # / Description / Price
Price
1
Radio GM
GM Description: Trailblazer. 8 display. Radio & components, 8 display, labeled: 42712880.
MSRP $217.47
$142.22
MSRP $217.47
$142.22
1
Radio GM
GM Description: Trailblazer. 8 display. Radio & components, 8 display, labeled: 42742483.
MSRP $190.87
$124.83
MSRP $190.87
$124.83
2
Receiver GM
GM Notes: PARTS: Order by application.
Description: Camaro. Infotainment code (ior). With siriusxm. Without noise cancel. Encore GX. Display & components, 7 display, labeled 84852382. Without navigation. Radio & components, 8 display, without bose audio, labeled: 84950423.
MSRP $272.77
$178.39
MSRP $272.77
$178.39
2
MSRP $957.72
$620.60
3
MSRP $22.10
$12.82
3
Receiver Bracket GM
GM Description: With navigation. Radio & components, 8 display, with bose audio.
MSRP $24.78
$14.37
MSRP $24.78
$14.37
No.
Part # / Description / Price
Price
1
MSRP $332.95
$217.75
2
MSRP $36.14
$20.96
Related Parts
Part # / Description / Price
Price
Multi-Purpose Nut GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $0.05
$0.03
MSRP $0.05
$0.03
M4.2x1.4x20 Multi-Purpose Bolt GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $3.16
$2.09
MSRP $3.16
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Multi-Purpose Bolt GM
GM Positions: Left
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $4.41
$2.91
MSRP $4.41
$2.91
Multi-Purpose Nut GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $9.84
$6.88
MSRP $9.84
$6.88