The Texavina seat I got about 4 years ago for my '76 shows no wear. I put only about 1500 miles on it each year, that's because I keep 5 bikes on the road.
View attachment 163984
Measurements I just took:
Texavina: 0.50mm
Original '82 seat: 0.43mm
Original '83 seat: 0.44mm
Original '75 seat: 0.50mm
Also got a Texavina seat for my '74 RD350, but I sold that bike.
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