Speedometer gears question
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Joined: Nov 2006
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From: Simi Valley, CA
B9C-17285-A .. Speedometer DRIVE Gear - 7 teeth / Obsolete
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01T-17271-B .. Speedometer DRIVEN Gear - 19 teeth / Use with 6.50-16 - 7.00-15 - 7.00 x 17 tires / Obsolete
01T-17271-C .. Speedometer DRIVEN Gear - 20 teeth / Use with 7.10 x 15 tires / Obsolete
01T-17271-D .. Speedometer DRIVEN Gear - 21 teeth / Use with 6.70-15 tires / Obsolete
A is the front axle ratio: 3.92-1
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Tuned
Joined: Jul 2018
Posts: 315
Likes: 55
1959 F100 4WD with T-98 (F) 4 speed & 9" rear axle with 3.89-1 (02) rear axle ratio:
B9C-17285-A .. Speedometer DRIVE Gear - 7 teeth / Obsolete
-----------------
01T-17271-B .. Speedometer DRIVEN Gear - 19 teeth / Use with 6.50-16 - 7.00-15 - 7.00 x 17 tires / Obsolete
01T-17271-C .. Speedometer DRIVEN Gear - 20 teeth / Use with 7.10 x 15 tires / Obsolete
01T-17271-D .. Speedometer DRIVEN Gear - 21 teeth / Use with 6.70-15 tires / Obsolete
A is the front axle ratio: 3.92-1
B9C-17285-A .. Speedometer DRIVE Gear - 7 teeth / Obsolete
-----------------
01T-17271-B .. Speedometer DRIVEN Gear - 19 teeth / Use with 6.50-16 - 7.00-15 - 7.00 x 17 tires / Obsolete
01T-17271-C .. Speedometer DRIVEN Gear - 20 teeth / Use with 7.10 x 15 tires / Obsolete
01T-17271-D .. Speedometer DRIVEN Gear - 21 teeth / Use with 6.70-15 tires / Obsolete
A is the front axle ratio: 3.92-1
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