Actually, I have 2 sets of Gabriel shocks. First set I ran for 2 years on my Jeep CJ, for app. 3500 miles. Gabriel Pro Guard, # 61500. Gas charged & double eyelet. Fits Numerous applications. Excellent condition, SOLD!!! The New set, is Gabriel Classic # 82156. Gas charged, & just a touch Stouter than the 61500. This set was ordered by mistake. I ran 1 trail ride, & road driving app. 200 miles. Price drop > $40. Both sets have the same dimensions; Extended length 20.23", Collapsed length 12.37" , Stroke 7.86".