The QA1 8MB700 is a chrome silicon Mustang II Pro Coil spring with a 700 lb/in rate and an 8 in free length. It has a 3-1/2 in upper inner diameter and a 2-1/2 in lower inner diameter, with the first coil tapered. The spring is polished and chrome plated for appearance and is cold wound, heat treated, and shot peened for strength and consistency. It is backed by a lifetime guarantee to stay within 2 percent of the original free height and rate under normal use.
Specifications:
- Type: Mustang II Pro Coil spring
- Spring rate: 700 lb/in
- Free length: 8 in
- Upper inner diameter: 3-1/2 in
- Lower inner diameter: 2-1/2 in
- First coil tapered
- Material: chrome silicon steel
- Finish: polished chrome plated
- Warranty: lifetime guarantee within 2 percent of original free height and rate
- Part number: 8MB700
FAQ
What is the spring rate of the QA1 8MB700?
The QA1 8MB700 is rated at 700 lb/in.
What are the dimensions of the 8MB700 spring?
It has an 8 in free length, a 3-1/2 in upper inner diameter, and a 2-1/2 in lower inner diameter.
Is the 8MB700 a tapered spring?
Yes. The first coil is tapered, consistent with QA1 Mustang II Pro Coil springs.
What finish does the QA1 8MB700 have?
It is polished and chrome plated.
Is the QA1 8MB700 covered by a warranty?
Yes. It carries a lifetime guarantee to remain within 2 percent of the original free height and rate under normal operating conditions.

