CUMMINS 3933130 OEM INNER THROTTLE RETURN SPRING (WITH CLIPS) – 5.9L 12V (1994–1998)

Product Description

Cummins 3933130, 3933130 spring, inner throttle return, throttle box spring, end clip spring, Ram diesel throttle return

Restore factory-perfect throttle return and crisp pedal feel with the genuine CUMMINS 3933130 inner throttle return spring. This OE part snaps directly into the throttle bellcrank linkage on 1994-1998 5.9 L 12-valve (P7100) Ram 2500/3500 trucks and delivers the correct spring rate, length and factory-style molded plastic end-clips for a secure, rattle-free installation. 

When your throttle pedal feels lazy or slow to return, or you notice uneven idle speed due to a weak or fatigued spring, replacing the inner spring with this Cummins OEM unit ensures proper tension and reliable return action. Unlike generic universal springs with hook‐ends, this part includes the correct plastic clips both ends — making installation easier and restoring factory feel. 

Fitment Details:
Fits 1994-1998 Dodge Ram 2500 / Ram 3500 equipped with the 5.9L 12-valve Cummins (P7100 injection pump) engine. Not compatible with 1998.5-2002 24-valve (VP44) or 2003+ common-rail trucks.

Cross-Reference / Replacement Pairing:
For optimal throttle linkage performance we recommend replacing the inner spring (3933130) **and** outer return spring part # CUMMINS 3925377 together.

FAQ WILL THIS FIT MY 1994-1998 5.9L 12-VALVE RAM?
Yes — this is the OE inner throttle return spring for 1994-1998 Ram 2500/3500 with the 5.9L 12-valve (P7100) engine. IS THIS THE INNER SPRING OR OUTER SPRING?
This listing is for the inner throttle return spring only. The outer spring is part number 3925377 (sold separately). DOES IT INCLUDE THE PLASTIC END CLIPS?
Yes — this genuine Cummins spring includes factory-style plastic end‐clips on both ends for an exact fit. CAN I USE THIS ON 24-VALVE OR COMMON-RAIL TRUCKS?
No — those platforms use a different throttle/APS arrangement, and this spring is specific to the 12-valve P7100 application.

Don’t compromise throttle response with aftermarket universal springs — choose the genuine Cummins part to maintain OEM fit, durability and pedal feel. Our inventory is ready to ship from the trusted CPP Diesel warehouse, and we back each part with expert application support and reliable service.