Bicycle: Giant Year: 1996 Model: ATX 990 Noleen P/N: NR1-GIANT/NR3-GIANT Other Model Applications: Giant 980 and 970 -Shock Style availability- -NR-1: Yes -NR-2: No -NR-3: Yes -NR-4: No Shock Spring Rate: NB2-400 (140-175) Additional Rates: NB2-550 (180-200), NB2-350 (110-135) Shock Stroke: 1.6" Stroke (NR-1), 2.0" Stroke (NR-3) Long Travel Availability: Yes (NR-3), however the use iof a "V" rake is necessary in the rear. Notes: 20" frame requires a shorter shock. Long travel not available for 20" frame. Do not confuse with the Giant ATX 990 Team which uses a shorter shock.