CT3420 - A new complete mechanical speedo set up for TH350 and 700R4 transmissions. We can customize this for you. Please contact us prior to purchase if you would like us to substitute a different driven or drive gearor if you need help calculating the proper gear set. The setup shown is a popular combination for the 700R4, or for a TH350 in Buick, Olds and Pontiac.
Items included as Shown:
- Aluminum Speedo Housing with Seals for 40-45 Tooth Gears
- Extra Set of Seals to use later
- 19 Tooth Speedo Drive Gear
- 45 Tooth Speedo Driven Gear
- Drive Gear Retainer Clip
- Speedo Housing Lockdown Bracket
- Bracket Bolts - SAE & Metric
- Extension Housing Oring
Always FAST & FREE USA SHIPPING!
For questions or to place an order by phone, please call our solutions desk at (888) 324-1617 8AM-6PM PST (West Coast USA).
Or Email us using our CONTACT link above
1 Review Hide Reviews Show Reviews
Converted my differential to a 3.42 posi, needed proper drive and driven gears for the speedo. Complete kit, everything fit, good quality seals, install was a breeze. 30 minutes start to finish. Great not to have to track down the individual parts.