QA1 2-1/2in ID Spring - 12in Length x 150lbs/in - Chrome Plated

SKU: QAP12CS150

Coilover Springs

QAP Springs - 2-1/2 ID

Qa1

QA1 2-1/2in ID Spring - 12in Length x 150lbs/in - Chrome Plated

SKU: QAP12CS150

Coilover Springs

QAP Springs - 2-1/2 ID

Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.

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Description

Springs for the stresses of racing! QA1 coil springs are designed to withstand the high-stress levels of modern suspensions. They are manufactured from high-quality chrome silicone steel, heat-treated and shot-peened, and then powdercoated or plated for protection and appearance. Each spring is guaranteed to be within five percent of its advertised rate.

Product Overview

GREAT APPEARANCE QA1’s chrome coil springs offer a clean, polished look for your suspension setup. These springs are available in a variety of lengths and rates to suit your build and are designed for use with coil-over shocks. Perfect for hot rods, street rods, and classic builds where style matters as much as performance. DESIGNED FOR QA1 COIL-OVER SHOCKS With a 2.5" inside diameter, these chrome coil springs are built to fit QA1 coil-over shocks and other coil-over systems that use standard 2.5" ID springs. LIFETIME GUARANTEE All QA1 springs are lifetime guaranteed to remain within 2% of the original free height and rate under normal operating conditions, giving you long-term confidence in your suspension performance.

Features and Benefits

Lifetime guarantee to remain within 2% of their original free height
Designed to be as light as possible with maximum travel and superb performance
High luster chrome finish offers the ultimate appearance

Product Details

Brand:	QA1
Color:	Silver
Description:	QA1 2-1/2in ID Spring - 12in Length x 150lbs/in - Chrome Plated
End 1 Type:	2.5in ID Flat
End 2 Type:	2.5in ID Flat
Finish:	Uncoated
Free Height:	12
Grade Type:	Performance
Manufacturer Part Number:	12CS150
Material:	Chrome Silicon Spring Steel
Maximum Inside Diameter:	2.5
Part Number:	qap12CS150
Prop 65 - Short Label:	WARNING: Cancer and Reproductive Harm. www.P65Warnings.ca.gov
Prop 65 Yes/No:	Yes
Seat Included:	No
Spring Rate:	150
Spring Type:	Chrome Plated
Suspension Grade Type:	Performance
Title:	QA1 Coil Spring 12CS150
UPC:	806990025920

Part Type

Coil Spring

Data: v4.2 - Upd: 2026-09-29 15:48:13

Features

Designed to be as light as possible with maximum travel and superb performance
High luster chrome finish offers the ultimate appearance
Lifetime guarantee to remain within 2% of their original free height

Specifications

Product Attributes - Brand: QA1
Product Attributes - Manufacturer's Part Number: 12CS150
Product Attributes - Part Type: Coilover Springs
Product Attributes - Product Line: QA1 Coil Springs
Product Attributes - UPC: 806990025920
Product Attributes - Coilover Spring Inside Diameter (in.): 2.500 in.
Product Attributes - Coilover Spring Inside Diameter (mm): 63.50mm
Product Attributes - Coilover Spring Length (in.): 12.000 in.
Product Attributes - Coilover Spring Length (mm): 304.80mm
Product Attributes - Progressive Rate Spring: No
Product Attributes - Coilover Spring Rate (lbs/in): 150 lbs./in.
Product Attributes - Spring Finish: Chrome
Product Attributes - Quantity: Sold individually.

Reference Information

Brand Name/s	Qa1
StreetFX SKU	qap12CS150
SFX Item ID	4091627
Supplier Item Code	4091627
Manufacturer SKU	12CS150
Manufacturer UPC	806990025920
Alternative References	qa1, QA1-12CS150, 2-1/2in, 12in, 150lbs/in