I understand how important it is to restore something that holds sentimental value. If you're looking to restore the leather grip on your Tuff wheel, you could check out Von Baer. They offer leather products that might help with your restoration. Here's their website https://vonbaer.com/. You could also try reaching out to local car upholstery shops or leather repair experts for assistance. They might be able to restore the grip and even match the red color to your car.