Notices
1957 - 1960 F100 & Larger F-Series Trucks Discuss the Box Style Ford Trucks

Speedometer gears question

Thread Tools
 
Search this Thread
 
Old May 10, 2023 | 08:27 AM
  #1  
bald59's Avatar
bald59
Thread Starter
|
Tuned
5 Year Member
Photogenic
Photoriffic
Shutterbug
Joined: Jul 2018
Posts: 315
Likes: 55
Speedometer gears question

Can someone tell me what the factory driven and drive gear sizes are.
1959 f100 4wd 4 speed
 
Reply
Old May 11, 2023 | 03:59 PM
  #2  
bald59's Avatar
bald59
Thread Starter
|
Tuned
5 Year Member
Photogenic
Photoriffic
Shutterbug
Joined: Jul 2018
Posts: 315
Likes: 55
If this helps. What I am trying to accomplish is the right size gears for my setup I have now. the tire size is the only part that has changed from factory. They are 35inch.



 
Reply
Old May 11, 2023 | 07:03 PM
  #3  
NumberDummy's Avatar
NumberDummy
Ford Parts Specialist
Joined: Nov 2006
Posts: 88,826
Likes: 784
From: Simi Valley, CA
Club FTE Gold Member
Originally Posted by bald59
Can someone tell me what the factory driven and drive gear sizes are. 1959 F100 4WD 4 speed.
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
 
Reply
Old May 12, 2023 | 04:36 AM
  #4  
bald59's Avatar
bald59
Thread Starter
|
Tuned
5 Year Member
Photogenic
Photoriffic
Shutterbug
Joined: Jul 2018
Posts: 315
Likes: 55
Originally Posted by NumberDummy
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
Thank you so much for the help
 
Reply
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
64GRAINBODY
1961 - 1966 F-100 & Larger F-Series Trucks
1
Jun 1, 2019 06:08 AM
65oldie
1961 - 1966 F-100 & Larger F-Series Trucks
17
Oct 26, 2015 09:41 AM
droppedf100
1973 - 1979 F-100 & Larger F-Series Trucks
1
Feb 19, 2007 12:53 AM
mustange70
1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks
1
Apr 23, 2003 10:33 PM
jowilker
1961 - 1966 F-100 & Larger F-Series Trucks
1
Jun 1, 2001 09:41 AM




All times are GMT -5. The time now is 09:03 PM.

story-0
Top 10 Ford Truck Tragedies

Slideshow: Top 10 Ford truck tragedies.

By Joe Kucinski | 2026-05-18 19:34:33


VIEW MORE
story-1
AEV FXL Super Duty - the Super Duty Raptor Ford Doesn't Make

And it might be even better than that.

By Brett Foote | 2026-05-18 19:26:42


VIEW MORE
story-2
Lobo Vs Lobo: Proof the F-150 Lobo Should Be Even Lower!

Slideshow: Does lowering an F-150 Lobo RUIN the ride quality?

By Michael S. Palmer | 2026-05-18 19:20:37


VIEW MORE
story-3
Ford's 2001 Explorer Sportsman Concept Looks For a New Home

Slideshow: Ford's bizarre fishing-themed Explorer concept has resurfaced after spending decades largely forgotten.

By Verdad Gallardo | 2026-05-12 18:07:46


VIEW MORE
story-4
10 Best Ford Truck Engines We Miss the Most!

Slideshow: The 10 best Ford truck engines we miss the most.

By Joe Kucinski | 2026-05-12 13:09:47


VIEW MORE
story-5
2026 Shelby F-150 Off-Road: Better Than a Raptor R?

Slideshow: first look at the 810 hp 2026 Shelby F-150 Off-Road!

By Brett Foote | 2026-05-12 12:50:07


VIEW MORE
story-6
2027 Super Duty Carhartt Package First Look: 12 Things You NEED to Know!

Slideshow: Everything You Need to Know about the 2027 Super Duty Carhartt Package!

By Michael S. Palmer | 2026-05-07 17:51:06


VIEW MORE
story-7
10 Most Surprising 2026 Ford Truck Features!

Slideshow: 10 most surprising Ford truck options/features in 2026.

By Joe Kucinski | 2026-05-05 11:17:22


VIEW MORE
story-8
Top 10 Ford Trucks Coming to Mecum Indy 2026

Slideshow: Here are the top 10 Fords coming to Mecum Indy 2026.

By Brett Foote | 2026-05-04 13:49:49


VIEW MORE
story-9
5 Best / 5 Worst Ford Truck Wheels of All Time

Slideshow: The 5 best and 5 worst Ford truck wheels of all time

By Joe Kucinski | 2026-04-29 16:49:01


VIEW MORE