VIBRATION is at 53 MPH and 2880 RPM in final gear 1 to 1 ratio @ 50 hz and measures IN THE CAR on the floor under drivers seat as .27G.it is a droning or cyclotronic vibration. 00'F350 psd CC Drw 2wd Bright Amber Western Hauler, exhaust brake transfer flow 50 gal . To the OP, you may want to check the price difference between the Gear Vendors and getting a Richmond 5- or 6-speed that has overdrive. I've installed quite few gear vendors over the years.I never had a vibration problem.Most were electrical issues or mechanical shift issues.The most common problem was caused by folks basically using the engine to slow them down while the overdrive was engaged.The other thing Gear Vendor could benefit from is greater oil capacity.Even with the deep sump offered,I don't think it is enough.

It is hard to maintain 70 mph on crowded texas highways. I purchased it used, and plans changed, so not intending to use, was told it had no issues. A quality 4 speed manual and GEAR VENDORS planetary overdrive is the strongest manual trans package you can do without going to exotic race only manual transmissions.

Painful, and annoying. GV overdrive I have a gear vendors overdrive from a motorhome behind a Turbo . During the test drive it would shift in and out of overdrive manually just fine, but if you let the auto-box shift it had problems. Jul 22, 2015. The angles do not seem to be bad when looking at Spicer's driveshaft guide. Please consider creating a new thread. A Gear Vendors Under/Overdrive (GV U/O) actually turns that into six separate ratios with first, first-overdrive, second, second-overdrive, third, and third-overdrive (or just overdrive).

The Gear Vendor is like a mini 2 gead automatic. The answer was simple; just add a Gear Vendors Under / Overdrive to the back of the transmission and pick up an instant 22-percent overdrive. As others have stated in other threads, the Gear Vendors units are best suited for trucks and RVs.

Aug 10, 2015. stephen_wilson said: They cost a touch less than a GV overdrive. They posted a banner on their site that states on March 22nd, the prices will increase $200-$300. 2000 F-350 SC 4x2 ZF6-650 manual 3.08 gears Gear Vendor Overdrive No tonneau at this time 355,000 miles Currently 24 MPG. You can take the pan off and replace the orings on teh pistons and reseal the thing, take the solenoid out replace the orings on the solenoid and the internal shaft in the solenoid and clean the filter, inspect the cone clutch see if its intact and change out the fluid and put it back together and give it a shot. Gear vendors said the slamming, jarring KA-THUNK is normal, that I just needed to accelerate a little before it kicks out. General 6.0L Discussion 99-03 7.3L . I decided to go with a TKO-600 for my Mach 1 build. Now we are both stumped cause before the . New paint -near . Not sure about the Gear Vendor. Ingenious mechanism gives you a .78 overdrive that you can retrofit to just about any transmission on the market. Mopar1973Man. The thing I don't like about GV is besides being very expensive, and adding lots of weight, they don't have a very steep OD ratio. He obliterated several Muncie-and-ST10-derivative transmissions because he refused to stop going 1st-1st over-2nd-2nd over (this is akin to what Cerial is pointing to). GEAR VENDORS, Inc. 1717 N Magnolia Ave. El Cajon, CA 92020 WWW.GEARVENDORS.COM RECOMMENDED FLUIDS FLUID SHOULD BE CHANGED AT 10,000 MILES WITH A SINGLE OVER DRIVE.

The OD ratio of the GearVenders unit is .78:1 and you can engagement the OD of the unit in any gear of the manual transmission at full throttle. . If need to check shocks, vendors gear overdrive case to drive with the brink of us overdrives they can get the top light on. If I add a gear vendors overdrive to my 1971 chevelle with a 454 and an M22, will I need to modify the trans tunnel? "The GEAR VENDORS in combination with the Powerglide is an affordable, reliable, and very efficient package. Local Time: 4:27 AM. of pressure generated is somewhat related to your road speed. The ratio is .78 to 1 (see Final Drive Ratios). It has more bugs than coastal Guatemala and now it is leaking fluid. Weakest part, (hopefully only one) is what failed. Wondering if anyone has rebuilt one, or knows where to get parts. If you have forced induction expect 50% better mpg. Only show this user.

Aug 15, 2020.

The LEDs and the enable/disable switch for the overdrive are mounted on the console plate. 3-DTim who is a member on here has had a Gearvendors unit for over 10 yrs. Nov 24, 2013. The manual states the oil change interval is 10k miles. Gear Vendors Overdrive Fixed output shaft unit includes gm dodge np205 adapter housing also includes installation and operators manual along with all accessories pictured. Tighten the eight nuts and take the driveshaft with the new yoke (included) to the local driveshaft shop to be shortened (as per the instructions). Apr 30, 2006. Installed a one piece driveshaft. Now notice if the engine braking occurs. A Gear Vendors will handle more horsepower, deliver bigger performance gains, give you guaranteed trouble-free performance, and install easier than any other overdrive available. Talked with the guys there and ran some tests, my problem is probably just a bad O-ring, but why not freshen it while I am in . Reverse Manual Transbrake Four Speed Overdrive Gear Vendors Distributor Griner Valve Bodies: My Info: Trans Builder: Name: Keith long: Phone: 219-718-3542 : kfl727specialist@peoplepc.com: . mechanism. Ugh. First to run in the .90s .80s and .70's in SBN/A. and goes away at 56-57 MPH. They have not responded as of date. Also they have a section in there for trouble shooting. Link to my 63 Nova.

Thread starter ocnorb; Start date Jun 14, 2010; 1; 2; 3; Next.

663. Installation is very simple in most applications as follows: Just remove the transmission extension housing and bolt on the GEAR VENDORS replacement housing which has an eight hole pattern to receive the overdrive. Might want to give them a call to see if something new has come up. Comparing three popular aftermarket overdrive units looking at Warn Overdrive for Jeep Spicer 18; Gear Vendors Overdrive for automatic, manual, and transfer case; and Ranger Torque Splitter for . Pretty failsafe in . I had to wait. 1 - 14 of 14 Posts. operates similarly to an automatic in that it uses hydraulic pressure to. It's a good, solid product, but it's very expensive and really doesn't adapt well to a Mustang. Take into account selling your existing 5-speed and it may be cheaper than the Gear Vendors OD. I have one, doesn't always engage. SHORT BED 4-DOOR DIESEL: 1986 F350 4x4 under construction-- 7.3 IDIT ZF5+GVOD STRAIGHT SIX 4X4: 1981 F150 2wd to 4x4-- 300 I6 close ratio diesel T19, hydroboost brakes, Saginaw steering BIG F: 1995 F-Superduty under construction . If the gear vendor unit fails, it will fail 1:1, instead of going free. Save Share. Mar 23, 2017. I forgot the reason but my aunt learned the hard way when the gear vendors blew up and screwed up the 4r100 in her 450 she uses to haul her horse trailer. We ship Australia wide at competitive rates. Gear Vendors Overdrive - $1200 (Lock Haven) Gear Vendors Overdrive Fixed output shaft unit includes gm / dodge np205 adapter housing also includes installation and operators manual along with all accessories pictured. The amount. '84 D350, 360 cu in V8, dually, 6,000 lb rear. So to couple the adaptor to the transfer case I will need to change out the rear output shaft on the 205 transfer case because the coupling of the GV adaptor and . There occur several popular swaps involving chevettes. The Ultimate in Horsepower Handling and Performance. As of yesterday it . Do not perform this decel test in first gear on automatic transmissions (or second on manual transmission)." for climbing hills and towing. I've looked at it. After installing I ran 2800-2900RPMs at 67-70. VIBRATION is at 53 MPH and 2880 RPM in final gear 1 to 1 ratio @ 50 hz and measures IN THE CAR on the floor under drivers seat as .27G.it is a droning or cyclotronic vibration. This gear vendors overdrive installation instructions say it, springs by with. When it is working, it performs magnificently - increasing MPG by at least 1.5 MPG by itself and enabling aero improvements to the truck to bear fruit,.

maybe 5/8" , just enough to fill the gap where the frame offsets at mount points. OPERATION TIPS. You're running a 4.11, and unless you get 30" tall tires, you will always be facing high revs. 2012 SSBN/A Drag Week Winner First in the 9.60's/ 9.67 @ 139 1.42 60'.

Reactions: 18CrewDually. Gear Vendors in El Cajon Ca USA bought the company in Englad a few years ago. Is the Gear Vendors overdrive worth it. Performance is what the Gear Vendors .

It comes with an extension housing for the th400 like if you were going to bolt it to a transfer case. The truck has an edge comp with 50hp sticks we ran on 5x5 going 70-75mph turning 1600-1650rpm. Can a electical problem cause the tranny not to shift into 3rd or 4th gear in drive or overdrive rebuilt the tranny change a couple other parts still having same problem Hi, the trans in this year, has a 4 wire connector that is for overdrive only, the loss of gears is probably a mechanical issue internal to the trans, and an overhaul is . If the unit has no deceleration in this position call Gear Vendor. The holes in the GV tail there are blind and follow not useful all made way through empty the Mopar tailshaft does. As posted. APLICATIONS USING DOUBLE OVERDRIVE, SHOULD BE CHANGED AT .

Mike. Why is a GEAR VENDORS overdrive stronger than a factory overdrive automatic or manual? GEAR VENDORS provides overdrive product to racing cars and trucks up to 2000hp and trucks towing heavy RV's up to 25,000lbs gcvw. Location. It also has two clutches within it. Using the GV unit's 0.78:1 ratio "in between" each gear effectively shortens the jump between ratios and allows the engine to stay in a tighter RPM range. Dec 4, 2016. Gearvendors unit is bullet proof up to around 1200 HP so it's a solid choice. Built trans, Gear Vendors overdrive, Kelderman Air Ride QuadIlla, 7x.010 injectors. 28.6% faster cruising speeds than you have now.

The GV. For Muscle Cars and Street Rod Trucks and Street/Strip use. But you can also upgrade to a Gear Vendors overdrive for your C4/C6 automatic or four-speed Top . We install a four-speed manual Gear Vendors Under/Overdrive in a 1962 Ford M-code Galaxie. The master power switch is mounted in the console as is a USB port and 12V outlet for Bluetooth my Amazon Music and Sirus from my iPhone. Good for the 1/4 mile but not for highway trave. If need to check shocks, vendors gear overdrive case to drive with the brink of us overdrives they can get the top light on. Dec 30, 2016. The GM oil is#12346190 or GM#1052271. Using the info from Speed versus RPM calculator and Gear Vendors Under/Overdrive Ford 4-Wheel Drive Manual Transmissions., I calculated that with 235/85-R16 tires, the engine would spin 2200RPM in 6th, and 1700RPM in 6 over. This unit was developed at the suggestion of David Morrison to circumvent the various troubles encountered with electric control of overdrive units using the stock 12 volt control via a solenoid on the overdrive unit. This is an older thread, you may not receive a response, and could be reviving an old thread. Dec 1, 2012. My info is from 6 years ago. So, if you want an overdrive, GearVendors is the only show in town. Without factory overdrive you absolutely need a GEAR VENDORS. 2007 SBN/A Drag Week Winner & First only SBN/A Car in the 9's Till 2012. . 69W900A . I will do mine at the same time I do the engine oil. This is a superior alternative for most cars looking to go to a 3-speed. The Gear Vendor adaptor that bolts to the transfer case must have the shorter fixed yoke output shaft to work. Can a electical problem cause the tranny not to shift into 3rd or 4th gear in drive or overdrive rebuilt the tranny change a couple other parts still having same problem Hi, the trans in this year, has a 4 wire connector that is for overdrive only, the loss of gears is probably a mechanical issue internal to the trans, and an overhaul is . Default Title - $ 299.27. Gear Vendor OD troubleshooting.

Here is a screen shot of the wire diagram that Gear Vendor's sent me. 295 5015 (26.o in rear tires) 3.73 posi 12 bolt. FWIW ..have a 625HP 625Ft/lb TQ 468 (Mark Jones) past 4 years in my 1966 Chevelle.