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Vivid Racing Gear 
QA1 M311PL MOD Series Shock
Get ready to take your performance to the next level with the QA1 M311PL MOD Series Shock. Designed specifically for high-performance drag racing and pro-touring cars, this shock absorber is all about speed and adaptability. With its innovative features, you can easily tune your suspension for any track or driving condition you encounter.
Key Features
- Adjustable Compression and Rebound: Enjoy precise tunability at the track with low-speed bleed adjustments that let you fine-tune your ride.
- QuickTune Modular Valve Packs: Revalve your shocks without removing them from your vehicle, allowing for quick adjustments on the fly.
- Solid Piston Design: Experience improved driver feel and control with a large solid piston featuring a blow-off valve, delivering up to 1,600 lbs of shock force.
- High-Speed Valving Adjustment: Coarse adjustments allow you to handle impact events seamlessly, whether you're landing from a wheel stand or navigating a bumpy road course.
- Low-Speed Valving: Fine-tune your ride quality and weight transfer during cornering with adjustable bleed settings for a softer or stiffer feel.
- Indexable Base Eyelet: Multiple mounting positions optimize knob access and enhance mounting flexibility.
- Canister Options: Choose between piggyback or remote canister configurations for the ideal fit within your chassis.
- Thrust Bearings: Included for smooth operation and longevity.
- American-Made: Proudly crafted in the USA for quality and performance you can trust.
Specifications
- Canister Type: Piggyback
- Canister Location: Left
- Compressed Height: 8.63 in.
- Extended Height: 11.13 in.
Installation Guide
Ready to install your M311PL? Check out the Installation Guide for detailed instructions.
Customer Insights
Users have praised the M311PL for its exceptional tunability and responsiveness. Many have noted how easy it is to switch out the valve packs, allowing them to adapt their setup for different racing conditions without the hassle of removing the shocks. The solid piston design has also received accolades for providing a more connected feel to the road, enhancing overall driving confidence.
Other Part Numbers:
QA1 #qapM311PL
⚠ 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 |
