1963-79 Differential Cross Member Delrin Kit

• Delrin Cross Member Bushings
• Pinion Bushing Kit
• SG-54 includes Cross Member Reinforcement Kit
• More Rigid Mounts
• Raises Diff and pinion up 3/4" equally for Better Half Shaft Geometry 
• Nearly Eliminates All Deflection
• Great Upgrade for Street & Track

If you've already acquired our SG-47 reinforcement kit, choose the SG-53 kit. If you do not have the giant aluminum disk on your crossmember already, choose the SG-54 kit. 

Notes

SG-53 -  Poly/Delrin refers to the pinion bushing kit. Upper half is Poly, Lower half is Delrin.
SG-53A - All aluminum pinion bushing. Recommend reinforcing the frame pinion bracket

SG-54 - Poly/Delrin refers to the pinion bushing kit. Upper half is Poly, Lower half is Delrin.
SG-54A - All aluminum pinion bushing. Recommend reinforcing the frame pinion bracket