{"product_id":"mechanical-speedometer-gear-kit-for-th350-and-700r","title":"Mechanical Speedometer Gear Kit For TH350 And 700R4 Transmissions With 17 Tooth Drive Gear And 38 Tooth Driven Gear Speedo Housing Parts CT8643 Customizable Setup","description":"\u003cdiv\u003eMechanical speedometer gear kit for TH350\/700R4 w\/ 17-38T gears\u003cbr\u003e\n✔️ Includes aluminum speedo housing, seals, and 17-38T gears \u003cp\u003eCT8643 is a complete mechanical speedometer setup for TH350 and 700R4 transmissions. It is customizable to match your gear ratios. The shown setup is popular for the 700R4, or for a TH350 with a 2 inch tail housing hole. Includes aluminum speedo housing with seals for 34-39 tooth gears, extra seals, 17 tooth drive gear, 38 tooth driven gear, drive gear retainer clip, speedo housing lockdown bracket, bracket bolts - SAE \u0026amp; Metric, extension housing O ring.\u003c\/p\u003e \u003cp\u003e\u003c\/p\u003e\n✅ Aluminum Speedo Housing with Seals for 34-39 Tooth Gears \u003cbr\u003e\n✅ Extra Set of Seals to use later \u003cbr\u003e\n✅ 17 Tooth Speedo Drive Gear \u003cbr\u003e\n✅ 38 Tooth Speedo Driven Gear \u003cbr\u003e\n✅ Drive Gear Retainer Clip \u003cbr\u003e\n✅ Speedo Housing Lockdown Bracket \u003cbr\u003e\n✅ Bracket Bolts - SAE \u0026amp; Metric \u003cbr\u003e\n✅ Extension Housing O Ring \u003cbr\u003e\n \u003cp\u003e💡 What is a mechanical speedometer gear kit and why is it used with TH350 and 700R4 transmissions?\u003c\/p\u003e\nThis handy setup lets you calibrate the speedometer to your gear ratio and tire size.\n- Handy for adjusting speedometer accuracy on classic GM automatics\u003cbr\u003e\n- Useful when changing tire sizes or rear gears\u003cbr\u003e\n- Includes drive and driven gears to dial in the reading\u003cbr\u003e\n- Works with TH350 and 700R4 transmissions\u003cbr\u003e\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49044027834603,"sku":"VXB0CVYQJZQD","price":218.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61eU0eXaArL.jpg?v=1783911074","url":"https:\/\/vxb.com\/products\/mechanical-speedometer-gear-kit-for-th350-and-700r","provider":"VXB Bearings","version":"1.0","type":"link"}