'87 FXR chassis geometry with '87 GSX-R1100 forks & motolab triple clamps

98.47 mm of real trail (110.83 ground), 27.31° of steering head angle, and 3.41° of swingarm angle produce a substantial improvement in handling while still being quite conservative.

stock FXR chassis geometry

FXR chassis geometry with GSX-R forks & triple clamps

upper motolab triple clamp

lower motolab triple clamp