Antenna & Radio for 2021 Chevrolet Trailblazer
No.
Part # / Description / Price
Price
2
Radio Front Side Door Speaker 
GM
GM Positions: Left
Description: Speakers, without bose audio, 6 speaker system. GM-recommended replacement part for your GM vehicle's original factory speaker
MSRP $37.06
$21.26
MSRP $37.06
$21.26
3
Radio Rear Side Door Speaker GM
GM Positions: Left
Description: Speakers, without bose audio. GM-recommended replacement part for your GM vehicle's original factory speaker
MSRP $55.54
$30.27
MSRP $55.54
$30.27
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
$266.04
MSRP $492.65
$266.04
5
MSRP $280.66
$151.56
No.
Part # / Description / Price
Price
1
MSRP $20.94
$12.01
2
Radio Antenna Base GM
GM Description: With satellite radio, labeled 42747534. Seals out water from the vehicle
Provides the antenna system ground
No.
Part # / Description / Price
Price
1
Radio GM
GM Description: Trailblazer. 8 display. Radio & components, 8 display, labeled: 42712880.
MSRP $217.47
$140.92
MSRP $217.47
$140.92
1
Radio GM
GM Description: Trailblazer. 8 display. Radio & components, 8 display, labeled: 42742483.
MSRP $190.87
$123.68
MSRP $190.87
$123.68
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
$176.75
MSRP $272.77
$176.75
3
MSRP $22.10
$12.68
No.
Part # / Description / Price
Price
1
MSRP $332.95
$215.75
2
MSRP $36.14
$20.74
Related Parts
Part # / Description / Price
Price
Front Side Door Speaker GM
GM Description: Speakers, without bose audio, 4 speaker system. GM-recommended replacement part for your GM vehicle's original factory speaker
MSRP $39.20
$22.49
MSRP $39.20
$22.49
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
$258.43
MSRP $478.58
$258.43
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
$301.40
MSRP $558.14
$301.40
Radio Antenna Base GM
GM Description: Labeled 42747533. Without satellite radio. Seals out water from the vehicle
Provides the antenna system ground
MSRP $128.93
$69.63
MSRP $128.93
$69.63
Headlining Antenna Coaxial Cable GM
GM Description: Without satellite radio.
Manufactured to GM OE specification for fit, form, and function
MSRP $81.06
$44.18
MSRP $81.06
$44.18
Rear Side Door Speaker GM
GM 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
$57.89
MSRP $107.20
$57.89
Front Door Radio Speaker GM
GM Description: With Bose audio. GM-recommended replacement part for your GM vehicle's original factory speaker
MSRP $139.01
$75.07
MSRP $139.01
$75.07