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Vivid Racing Gear 
M311PR MOD Series Shock
If you're looking to enhance your vehicle's performance on the track, the M311PR MOD Series Shock is your go-to solution. Designed specifically for high-speed drag racing and pro-touring cars, this shock absorber is equipped with advanced features that allow you to adapt to any racing condition.
Key Features
- Adjustable Compression and Rebound: Fine-tune your setup with low-speed bleed adjustments for optimal performance during races.
- QuickTune Modular Valve Packs: Change the shock's valving without removing it from your vehicle, making on-the-fly adjustments a breeze.
- Large Solid Piston: Experience improved driver feel and control with a robust piston that delivers up to 1,600 lbs of shock force.
- High-Speed Valving Adjustment: Coarse adjustments provide tunability for impact events, such as landing from a wheel stand or navigating a rough road course.
- Low-Speed Valving: Tailor your ride quality and weight transfer during corner entry and exit, with options for a softer or stiffer feel.
- Indexable Base Eyelet: Multiple mounting positions ensure easy access to adjustment knobs and greater installation flexibility.
- Piggyback or Remote Canister Options: Choose the ideal setup for fitment within your chassis.
- Thrust Bearings Included: For smooth operation and durability.
- American-Made Quality: Built to last with precision engineering.
Specifications
- Canister Type: Piggyback
- Canister Location: Right
- Compressed Height: 8.63 in.
- Extended Height: 11.13 in.
Installation
For detailed installation instructions, refer to the Installation Guide.
Customer Feedback
"The M311PR shocks have completely changed my racing experience. The ability to adjust the valving without removing the shocks is a game changer!"
"I love how responsive these shocks are. They handle impacts effortlessly and give me the confidence I need on the track."
"Installation was straightforward, and the performance has exceeded my expectations. Highly recommend for serious racers!"
Other Part Numbers:
QA1 #qapM311PR
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
QA1 is a company that was founded in 1993. They specialize in manufacturing high-quality suspension parts, shock absorbers, composite driveshafts, bearings, steering components, and other related accessories. Their products are used in different industries such as the industrial, motorsports, and automotive sectors. Today, they are the leading manufacturer of OE parts in the market.
Suspension ExpertsThe company is best known for its motion control sub-assemblies and wide range of suspension systems. They are always searching for new ways to develop each component to enhance their products further.
State-of-the-Art FacilityThe company is housed in one of the most sophisticated facilities in the market to accommodate the increasing demands of its customers. With 100,000 square feet at their disposal, their facility contains high-tech equipment such as a CNC machine, laser cutting equipment, hydraulic presses, and filament windings. It allows them to manufacture the best product in the market.
QA1 is also one of the few companies that are ISO certified. It guarantees that their parts are manufactured consistently, following the standards put in place by the company and the regulators.
Purchase QA1 Products At Vivid RacingIf you are in the market for quality suspension parts for your vehicle, then QA1 is the brand for you. They have been manufacturing components for the last 28 years and have consistently given their customers parts that meet their demand. To know more about QA1, visit Vivid Racing and check out their list of parts that meet your demand.
| Sale price | None |
| Wholesale price | $860.34 |
| Shipping |
Weight: 6.00 Length: 29 Width: 8 Height: 5 |
| Product Added At | Tuesday 27 February, 2024 |
| Product Modified At | Friday 11 July, 2025 |
| Imported By | ETLOverride |
| Last Edited By | Turn_API |
| View In Admin |
| Carb Approved | - |
|---|---|
| Carb Number | - |
| Epa Status | N/A |
| Prop65 | Yes |
| Carb Required | - |
| Vendor | Inv | Cost | Retail | Jobber | MAP | Core | Updated | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Turn 14 | $729.10 | $953.07 | ? | $877.95 | ? | 2025-07-11 10:44:54 |
