Product line
HD Standard
IFP monotube shock with a bigger body than stock, built to be rebuilt. Best for trucks carrying a steady load.

Part numbers
Showing parts for: Chevy 4500HD/5500HD/6500HD
Have the number off your old shock?
Factory, Monroe or Gabriel numbers work.
Truck
HDS217301002C
Front
HD 2.5 front shock | 2019+ Chevy 4500HD-6500HD, CV515 | 15 in, heavy load
Fits:
- Nexus Verrado 2WD, 2019+, Front. 15 in ride height. Heavy load
- Chevrolet 4500HD/5500HD/6500HD, 2019+, Front. 15 in ride height. Heavy load
- International CV515, 2019+, Front. 15 in ride height. Heavy load

$503 per shock
Pair: $1,006
Replaces these numbers (14)
| Brand | Number | Type |
|---|---|---|
| International | 4109583C1 | Factory |
| International | 3989717C1 | Factory |
| GM | 19403620 | Factory |
| GM | 19407871 | Factory |
| GM | 19403619 | Factory |
| International | 4089293C1 | Factory |
| GM | 19402811 | Factory |
| International | 4207304C1 | Factory |
| International | 4109582C1 | Factory |
| GM | 19407869 | Factory |
| International | 4205983C1 | Factory |
| Gabriel | 83397 | Aftermarket |
| Gabriel | 83135 | Aftermarket |
| Monroe | 66445 | Aftermarket |
If your old shock has any of these numbers, this is your part.
HDS218701002C
Front
HD 2.5 front shock | 2019+ Chevy 4500HD-6500HD, CV515 | heavy front axle load
Fits:
- Nexus Verrado / Rebel / Phantom, 2019+, Front. Heavy front axle load only
- Coachmen Entourage, 2019+, Front. Heavy front axle load only
- Chevrolet 4500HD/5500HD/6500HD, 2019+, Front. Heavy front axle load only

$503 per shock
Pair: $1,006
Replaces these numbers (14)
| Brand | Number | Type |
|---|---|---|
| International | 4109583C1 | Factory |
| International | 3989717C1 | Factory |
| GM | 19403620 | Factory |
| GM | 19407871 | Factory |
| GM | 19403619 | Factory |
| International | 4089293C1 | Factory |
| GM | 19402811 | Factory |
| International | 4207304C1 | Factory |
| International | 4109582C1 | Factory |
| GM | 19407869 | Factory |
| International | 4205983C1 | Factory |
| Gabriel | 83397 | Aftermarket |
| Gabriel | 83135 | Aftermarket |
| Monroe | 66445 | Aftermarket |
If your old shock has any of these numbers, this is your part.
HDS222902007C
Rear
HD 2.5 rear shock | 2019+ Chevy 4500HD-6500HD, CV515 | IROS air, heavy load
Fits:
- Nexus Verrado, 2019+, Rear. Rear IROS air suspension. Heavy load
- Chevrolet 4500HD/5500HD/6500HD, 2019+, Rear. Rear IROS air suspension. Heavy load
- International CV515, 2019+, Rear. Rear IROS air suspension. Heavy load

$503 per shock
Pair: $1,006
Replaces these numbers (3)
| Brand | Number | Type |
|---|---|---|
| International | 4214011C2 | Factory |
| Gabriel | 85670 | Aftermarket |
| Gabriel | 85554 | Aftermarket |
If your old shock has any of these numbers, this is your part.
HDS224302011C
Rear
HD 2.5 rear shock | 2019+ Chevy 4500HD-6500HD, CV515 | heavy load
Fits:
- Chevrolet 4500HD/5500HD/6500HD, 2019+, Rear. Heavy load. RVs and service trucks with rear shocks
- International CV515, 2019+, Rear. Heavy load
- Coachmen Entourage, Rear. Heavy load

$503 per shock
Pair: $1,006
Replaces these numbers (2)
| Brand | Number | Type |
|---|---|---|
| International | 4090963C1 | Factory |
| Monroe | 65553 | Aftermarket |
If your old shock has any of these numbers, this is your part.
Get a quote for HD Standard
Rather talk? 661-243-0020
See inside the HD Standard
Watch oil move through the valving while the floating piston keeps the nitrogen apart.

