Speed’s test is Basically , done for superior labral tears in shoulder joint.
Also this can be done for Bicipital Tendonitis.
Basically the distal biceps tendon attached on to radial tuberosity on radius.
Technique:-
To perform this test, take the patient in supine or sitting position.
Then place ,the shoulder flexion at 90°.
External rotation at shoulder joint.

And supination to be performed at arm .
Then the examiner or therapist will apply pressure resistance against the elevated arm .
Now if the pain arises in Distal biceps tendon, then this test is said to be positive.
Also read about:- Cozen’s test
Sensitivity and Specificity of this Speed’s test?
Sensitivity of this test is 32% or 0.32.
Specificity of this test is 75% or 0.75.
Common in Yergason’s test :-
Commonly done for bicipital tendonitis. Along with Speed’s test.
Refrences:- Physiopedia