Product Description
Genuine Cummins
Cummins 3990112 — P7100 Throttle Lever Ball Stud / Control Rod Pivot Pin (10 mm)
MPN: 3990112 | Also Known As: throttle lever ball stud, control rod pivot pin | Alternate/Mopar: 05080768AA
Why This Part
- ✓ OE ball stud for the P7100 throttle lever—restores positive linkage retention.
- ✓ Direct-fit for 1994–1998 5.9L 12-valve Cummins (P-pump).
- ✓ 10 mm ball per factory specification for proper socket engagement.
- ✓ Genuine Cummins quality for durability and precise geometry.
OE Fit Stock Replacement 1 Per Pump
Quick Specs
| Type | Throttle lever ball stud / control rod pivot pin |
|---|---|
| OE Part # | 3990112 (Alt./Mopar: 05080768AA) |
| Application | P7100 injection pump throttle lever |
| Qty Required | 1 per pump (sold individually) |
Verified Fitment (Automotive)
| Year Range | Engine | Chassis |
|---|---|---|
| 1994–1998 | 5.9L Cummins 12-Valve (P7100) | Ram 2500/3500 |
Notes: For P-pump (P7100) throttle linkage only. Always verify by VIN/ESN and pump model.
Often Paired With
- Throttle linkage rod ends / sockets for ’94–’98 Cummins
- Throttle linkage rod kit (’94–’98) and return spring
- Locknut / hardware for the ball stud (nut often sold separately)
What’s In The Box
- (1) Genuine Cummins P7100 Throttle Lever Ball Stud / Pivot Pin (3990112)
- Nut/hardware may be sold separately—see related items.
Install Tips
- Clean threads; install per service manual. Verify linkage cup condition and retention.
- After install, confirm full throttle travel and idle return.
- Recheck linkage after initial drive to ensure secure engagement.
FAQ
WILL THIS FIT MY 1994–1998 5.9L 12-VALVE RAM?Yes—this OE ball stud fits P7100-equipped 5.9L 12-valve Dodge Ram 2500/3500 (’94–’98). Always verify by VIN/ESN.
IS THIS THE 10 MM THROTTLE LEVER BALL STUD?Correct—this is the 10 mm ball stud used on the P7100 throttle lever.
IS THIS A GENUINE CUMMINS PART?Yes—authentic Cummins part 3990112 for proper fit and durability.
DOES IT INCLUDE THE LOCK NUT?Typically the nut is sold separately; check related hardware for your truck.
WHAT’S THE MOPAR CROSS-REFERENCE?Mopar 05080768AA is a common alternate number used in some catalogs.
Product Videos
Custom Field
YEAR 1994,1995,1996,1997,1998
MAKE DODGE
ENGINE 5.9L
