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Questions tagged [rear-differential]

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What year trucks can I pull rear axle out of to replace axle in 2002 Pathfinder 4x4 se

Rear differential is slipping need to rebuild or replace it
Tyler Michel's user avatar
2 votes
1 answer
115 views

Changing rear differential fluid - Is there need to top-off the fluid?

I have 22 Honda Pilot for which I recently changed rear differential oil. 1.92quart is the amount per manual - I poured 2quarts and no oil came out. Other online videos shows top-off process until oil ...
Vaquar's user avatar
  • 31
-1 votes
1 answer
131 views

Differential Change does i need to program transmission

I change my rear differential from 2.62 to 3.09 on a RT Dodge but I realized that the rpm is higher so this will cause more fuel consumption. So can i programe it so that the rpm will act the same ...
Fihri Osman Albasheir's user avatar
0 votes
1 answer
96 views

Cause of weird wheel failure on homemade utility trailer

I have a homemade utility trailer that's made from an old car or truck axle. I inherited it from my late father-in-law who bought it off a guy in his neighborhood and I've been using for over 15 years....
Eric's user avatar
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1 vote
1 answer
155 views

Do I need friction modifier for rear differential oil 75W 140 for an F150 2005?

I have a 2005 F150 Lariat 5.4L V8 4x4 3.73 axle ratio, I'll perform rear differential maintenance and bought the fluids at the dealership. The OEM manual says the fluid needed is 75W-90, although the ...
edteke's user avatar
  • 111
0 votes
1 answer
82 views

Drive system play in a RWD vehicle

I recently did the u-joints on the driveshaft of my 2009 ford ranger. While doing it/while working on the diff side, I noticed that I can rotate the input shaft of the differential quite a few degrees ...
Brydon Gibson's user avatar
1 vote
0 answers
271 views

Possible Rear Differential Leak

I had my oil changed about a week ago on my 2016 Forester with ~45K miles. The tech toped off all the fluids and all that and said that the rear differential was leaking and that I should get it into ...
Daveh0's user avatar
  • 141
0 votes
1 answer
105 views

How would a car move if it has two different tire sizes

Suppose a rear wheel car which has front to tires and left tire on the rear are same diameter and the right rear tire is slightly larger. 3 questions How would the car move if it is driven? Does the ...
User's user avatar
  • 119
1 vote
2 answers
1k views

All Wheel Drive 2010 Toyota Venza vibration/shaking

My 2010 AWD Toyota Venza vibrates when I am driving at 35-55 km/h. The vibration seems to go away at speeds below 35 km/h or higher than 55 km/h. During vibration the steering wheel does not shake at ...
MSB's user avatar
  • 111
2 votes
2 answers
307 views

05 WRX drive train issue,grinding noise coming from center to back of car + rear wheel hop developping during tight slow turns

I have a 05 WRX which has been producing grinding noise from somewhere between the center to the back of the car. The noise starts to happen once the car is warmed up and under power. It can also keep ...
Jean-Christophe Rodrigue's user avatar
0 votes
1 answer
2k views

How to tell if a 4WD vehicle features LSD and/or ADD?

I am about to change oil in the front and rear differentials or my Toyota Hilux (KUN26R) which is a part-time 4WD vehicle. Regarding what gear oil to use and how much, the manual says: Oil type: ...
Greendrake's user avatar
0 votes
2 answers
3k views

Safe to drive a car that have back diff leak?

I have Range Rover Sport 2013. The back diff have been leaking for a month maby 1-2 drops each morning when I go to my parking lot in the morning. I have Service 17th April for the mechanics to take ...
Obsivus's user avatar
  • 101
1 vote
1 answer
130 views

2005 chrysler 300c 5.7 hemi vibration after 70km/hr

I have my chrysler and it vibrates everytime I press on the petal but only after 70km an hour! If I let go of the pedal it doesn't vibrate. When I press on the pedal it does. Only after 70km/hr. No ...
Josh Hweard Hason's user avatar
2 votes
2 answers
15k views

How can I tell when my rear differential fails and what are the consquences?

I've had my rear differential fluid replaced twice over the last 4 years or so (the car is almost 7 years old) and both times there have been large metal chunks stuck to the magnetic drain plug. At ...
Ellesedil's user avatar
  • 1,197
3 votes
1 answer
1k views

Disintegrated differential bearing: can it be blamed for pinion clanking over the ring gear?

I guess so, but would like to hear other opinions: this car transmission (Fiat 126p) comes with the gearbox and differential in the same unit. When driving it, and more precisely when turning a corner ...
Aram Alvarez's user avatar
  • 3,346
0 votes
2 answers
630 views

Chains hanging from rear axle of trucks

I often see trucks (school buses, ambulances, sometimes dump trucks) which have metal chains hanging off the rear axle, on either side of the differential. What are these for?
sam's user avatar
  • 483
2 votes
0 answers
66 views

Clunk sounds in rear when A/C engaged - 2006 Subaru Impreza

First off, I don't have much experience with cars. I've googled the issue and have come up empty. I've got a 2006 Subaru Impreza Wagon with 170,000 miles. In the last month, a clunk has been ...
Anthony Zak's user avatar
2 votes
0 answers
977 views

Drive shaft Is loose?

My rear drive shaft (?) disattached on the road, making a really nasty sound. I managed to put it back in place. It is really loose, you can pull it out with hands. See before and after pics below. ...
vuoriov4's user avatar
2 votes
2 answers
1k views

What causes rear axle shaft breakages in heavily loaded trucks on uphill shifts?

Where I come from the ISUZU FSR 33H is the preferred truck for transporting heavy construction materials. The truck is capable of hauling loads in the order of 6 to 7 tonnes. However I cannot help but ...
Mutai Mwiti's user avatar
5 votes
2 answers
11k views

Car with broken left driveshaft won't stay in park

Today my rear left driveshaft gave up (lots of grinding noise while in Drive or Reverse, coming from the left side of the differential, and the car won't move). One strange thing I noticed is that ...
mariusmmg2's user avatar
2 votes
1 answer
11k views

Can a bad rear differential hurt an automatic transmission?

I have a bad rear differential (one of the driveshaft seals is shot, and almost all the oil is gone), and I was wondering if this can affect my automatic ZF-6HP26 transmission.
mariusmmg2's user avatar
1 vote
0 answers
95 views

4WD Rear differential removed totally and have it a 2WD?

I have a 1997 Kia Sportage 4wd and it is having EXACTLY the problem that this pickup truck is having: (The sound the truck makes) https://www.youtube.com/watch?v=VJUSEH0opi8&index=3&list=...
logicmoo's user avatar
1 vote
1 answer
1k views

Rear wheel alignment on rear-wheel-drive vehicle

I recently got rear wheel bearings replaced on my 2005 Toyota Hilux (KUN26 frame) and now wondering if the wheels need alignment in order to prevent excessive tire wear. On the one hand, the rear ...
Greendrake's user avatar
2 votes
1 answer
2k views

Differential gear in tesla model S

Model S is a 2WD .... If this is rear wheel drive, what happens to the differential gear between the set of wheels at the rear? Are these differential gears replaced entirely by electronics? If so, is ...
Harshada Kelkar's user avatar
2 votes
0 answers
439 views

10 bolt to 14 bolt semi-float 6 lug swap - C1500

This seems like a long shot, but here goes.. I have read a ton of information on various blogs about the 10 bolt to 14 bolt conversion. The problem is that there is a ton of conflicting information--...
derelict's user avatar
  • 283
1 vote
1 answer
167 views

new stage 1 clutch slipping after upgrading mag size?

~I installed a stage 1 clutch kit on my 07 Mustang v6. As long as the mags are 17's there is no issue, but as soon as I went to 18" with sticky pirelli's... the brand new clutch slips and over revs ...
Fab's user avatar
  • 11
1 vote
1 answer
5k views

Can wrong size tire on both sides damage the differential

I mounted some tires to use as a burners to do some sliding so I don't burn my dailyes the car is a 93 Miata which is a RWD. The tires I mounted on the back are both from a civic but the tire size is ...
method's user avatar
  • 2,770
1 vote
0 answers
211 views

Rear width of 1997 C/K 1500 (WMS to WMS)

The question is simple. I'd like to know what the width of the Chevy C/K 1500 rear is from wheel mounting surface to wheel mounting surface. Also, is it the same rear that is in the 1997 4WD S10 ...
zfollette's user avatar
  • 111
3 votes
1 answer
2k views

1989 S10 Blazer Rear end differential

I have a 1989 S10 Blazer with an open differential. Due to the lack of traction on ice i want to replace the open differential with a limited slop differential. I was wondering if someone could tell ...
goodcat's user avatar
  • 349
7 votes
2 answers
4k views

Changing fluids (power steering and rear differential): when and why

A few months ago I've bought a 2009 Honda CR-V and took it to the official dealer for a check. They told me that some fluids (power steering, brake and rear differential) are "dis-color" and need to ...
dds's user avatar
  • 173
1 vote
1 answer
231 views

Mitsubishi Pajero (suv) 1992 v6 3000 Differential Oil Leak

A few months ago I noticed that the rear differential was wet, with rigid oily soil.I used my screw driver to remove the stiff oily soil. the down part to the front of the car was wet. After removing ...
emil's user avatar
  • 11
3 votes
1 answer
3k views

Difference between Limited-Slip Rear Axle

What's the difference between 3.15, 3.31, 3.55, 3.73 TORSEN limited-slip rear axles? Been trying to build a nifty 2016 Mustang GT Premium Fastback on Ford's website, and can't quite understand the ...
0111010001110000's user avatar
2 votes
1 answer
4k views

If I don't change pinion seal right away how much damage can be caused?

I have an '86 Jeep Comanche with a leaking pinion seal, I don't remember how long it has been leaking. I thought it was the rear differential gasket and changed that but it still leaks. Hope I can go ...
Lisa Belyew's user avatar
5 votes
1 answer
2k views

What is making this noise coming from the rear end of my car?

2004 Mercury Grand Marquis It starts to make a noise the faster that I go the more high-pitched the noise gets when you slow down the noise gets more low-pitched. It's coming from the rear of the ...
Gary Ballmann's user avatar
21 votes
2 answers
4k views

How exactly does a differential work?

I understand that the differential (or "diff") is the thing that allows the drive shaft to transfer its rotational velocity to the front or rear axle in order to move the car. As far as I know, the ...
Max Goodridge's user avatar
5 votes
7 answers
23k views

Rear end Differential - rebuild or replace with used?

I have a 01 Ford F 150 with 320K miles. I love this truck and don't plan on ever selling it. I thought the bearings were going out in the back right side so I took it to mechanic. Two different ...
Terry's user avatar
  • 51
0 votes
1 answer
601 views

hard shifting and snapping noise

I have a 2007 dodge ram 1500 hemi. When I accelerate hard I hear a slapping noise when it shifts, it also clunks when shifting if I let off the gas during a shift
Kevin's user avatar
  • 1
1 vote
1 answer
2k views

Small drip from the rear end of Ford F-250

I have a 2005 Ford p/u F-250 Superduty. I parked on a decline and I noticed the next day there was a very slow drip from where the drive shaft enters the rear end. Is this just a seal that needs to ...
Mark's user avatar
  • 11
5 votes
1 answer
4k views

How to hack an on-demand rear diff locker on FJ Cruiser bypassing the ECU?

The Electronic Control Unit on my FJ Cruiser is not relaying the signal properly to the rear differential lock actuator when I switch it on. I want to bypass the ECU altogether and make the switch ...
tempoc's user avatar
  • 151
2 votes
3 answers
5k views

How to tell if an 08 CTS has a limited-slip differential?

I'm looking at purchasing a 2008 CTS RWD. From what I could gather from various forums, it sounds like a limited-slip was only included if you purchased the "summer performance tires" package. I ...
Chriszuma's user avatar
  • 123
0 votes
2 answers
762 views

Would it be worth it to rebuild my Detroit Locker?

I'm considering either buying a Wavetrac LSD (very expensive, so that's discouraging) or rebuilding my current Detroit Locker. The Locker seems to run fine except there's a lot of play in it. Would ...
JVE999's user avatar
  • 113
1 vote
1 answer
175 views

1996 Caprice Classic rear end rub a little and jumps barely while backing up

I noticed that, when my ’96 Caprice is backing up on smooth concrete, it kind of grinds and jumped just barely. Is it my gears in rear end? Any other issues could cause this?
Ben's user avatar
  • 11
1 vote
1 answer
1k views

How do I check the fluid level in the rear end (differential) on a 1996 Caprice?

What is the procedure to check the fluid level in the rear differential? The RPO code for this particular rear end is G80.
Mark Johnson's user avatar
  • 3,921
10 votes
4 answers
191k views

Do I need to replace rear differential if it's leaking?

When we got an oil change, he said it's "leaking, but not out of fluid or low". Do we need to do any replacement/maintenance on it, or just wait until it gets worse? How would I check something like ...
Matt's user avatar
  • 377
1 vote
1 answer
1k views

Replacing a LSD, what needs to be considered between 1, 1.5, 2 way?

I need to replace the LSD on a 1995 (NA series) MX-5. The original diff was a viscous LSD, and over time has deteriorated as I hear they do. It is now essentially an open diff, if I lift one wheel off ...
djdoerr's user avatar
  • 13
2 votes
2 answers
5k views

Can i remove the rear diff in my land rover freelander?

recently the rear diff in my 1998 land rover freelander has gone (makes a horrible clicking sound around corners). The car has been a constant pain and i was wondering what is actually the cause of ...
Alex's user avatar
  • 21
1 vote
1 answer
859 views

Differential Fluid Plug Right Above Catalytic Converter? - '99 Avalon XLS

Recently I was doing some routine maintenance on my 1999 Toyota Avalon XLS and when I was checking the 95k mileage procedures one of the items which caught my eye was replacing the differential fluid. ...
theonlylos's user avatar
2 votes
4 answers
29k views

Difference between "Hypoid" and "Limslip" oils

Recently I changed the oil in my vehicle's rear differential. The manual recommended the use of a "Hypoid" oil, but the guy at the auto parts store suggested a "Limslip" oil instead. I went along ...
aroth's user avatar
  • 215
17 votes
2 answers
7k views

how to optimize fuel consumption by changing the rear differential ratio?

Is it possible to improve the fuel consumption (decrease it) in my van by changing the rear differential ratio? I would like to optimize it for low-speed driving about 40 km/h (25 mph). Is it true ...
ria's user avatar
  • 1,344
2 votes
1 answer
1k views

How to fix rear differential leak on 1974 Ford F250

I have a 1974 Ford F250 RWD that I use very rarely. I take it around the block once a month to make sure it still works. A while ago I noticed that the rear differential was leaking from (what ...
Jeremy White's user avatar