eBay

COMPATIBILITY: Works on Spicer drivelines 1610, 1710, 1760, 1810, 1880; Meritor (Rockwell) 16N, 17N, 18N, 1710; Spicer SPL 140, 170, 250 "Life Series"; and Meritor RPL 20, 25 "Permalube" Series. (Work with U-Joint bearing cups from 1.5" to 2.2" and will fit almost all Class 7 and 8 Trucks and Machinery)
SUPERIOR QUALITY: Constructed from high quality Steel, this puller has high toughness and can withstand impact. It features its durable construction and wide applicability
A MUST-HAVE TOOL: This puller eliminates dangerous vice and socket, or hammering methods, and it does not damage the driveshaft, yokes, joints, or bearing cups
CAUTION: Heavy-duty universal joint puller should use with up to a one-inch impact wrench, which provides the ultimate "brute strength" for disassembling drivelines, and safety equipment should be applied to prevent injuries

Remove all fasteners from bearing cups
Slip the U-Joint Puller over the yoke of the driveline
Turn the tool’s forcing screw clockwise with either an air or hand wrench. (Note: reverse thread)
Once bearing cup has been removed, repeat the process on the remaining bearing cups
The 10102 U-Joint Puller should be used with up to a 1" impact wrench

Focus on what you are doing and use common sense when operating this tool.
Do not operate this tool while under the influence of drugs alcohol, or medication.
Always use safety equipment to prevent injuries.
The operator must always wear face and eye protection, as well as others in the work area.