Rear Suspension Coil Spring Upper & Lower Polyurethane Collar Ring Triumph Stag - TR4a - TR6 (Sold as set of Four) 138823P-SetA

Stock Status for This Item

Out of Stock; See ETA Tab for arrival date

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Rear Suspension Coil Spring Upper & Lower Polyurethane Collar Ring Triumph   138823P-SetA

Rear Spring Collar:  T2000, TR4A, TR5, TR6

Comfort Grade Poly Spring Collar

The same insulator ring fits top and bottom of each rear spring so 4 required per car.

This item has a Shore Rating of : 80 

Guide to Hardness Selection (The Rating is based upon the Shore Hardness Scale)

As a general guide the rating of 60 Shore will imitate original rubber parts hardness for your car.

50, 60, 70 Shore - Typically subframe mountings, replacement of pu foam shock mounts etc. where low NVH (Noise Vibration & Hardness) is a priority and situations where compliance is desirable.

80, 88 Shore - Typically wishbone, radius rod, non coil over shock eye bushes

90 Shore - Typically leaf spring eyes or more heavily loaded wishbones & radius arms, trunnion bushes where replacing rubber

95 Shore - Typically intensely loaded coil over shock bushes, trunnion bushes where replacing nylon.

As Typically used on :

Triumph TR4a

Triumph TR5

Triumph TR6

Triumph Stag

Triumph 2000  MK2

Triumph 2.5 Saloons

Triumph 2500

TR Register