Mechanical — 3D-printable Jeep parts

Replacement retaining clip for the 2.5-litre airbox. The creator trial-fitted nylon prints on a 1990 vehicle, road-tested them and explicitly identifies the matching Comanche application.

Hand wrench for loosening and tightening Wrangler JK Freedom-panel knobs without straining fingers. Two grip profiles are included.

Reinforced 24 mm socket for the Pentastar oil-filter housing used in Wrangler JK models. This V2 geometry accepts either a 3/8-inch or 1/2-inch drive; the creator tested the earlier PLA version to the 25 N·m service torque.

Factory-style under-hood switch panel for a Wrangler JK fitted with an ARB Twin compressor. Versions with and without a reinforced quick-connect air-chuck opening are included.

Large spiked washer that spreads the load of the factory 10 mm heat-shield fastener on a Wrangler JK subframe. The creator specifies solid, high-temperature tough material and used glass-filled nylon; sandwich it under a metal washer.

Flexible replacement mounting grommet for the engine appearance cover on approximately 2012–2016 Wrangler JK models.

Service tool for removing a stubborn Wrangler JL wiper arm before folding the windshield. It uses a standard 1/4-inch bolt and nut.

Eight-millimeter gauges used when manually calibrating Freedom-panel position on Wrangler JL, JLU, and Gladiator JT roofs.

Two-piece puller for removing a seized AW4 automatic-transmission neutral-safety switch without prying on it. It uses an M8 nut and bolt to draw the switch from its shaft.

Replacement hood-prop rod holder for RENIX-era Cherokee XJ and Comanche MJ vehicles. The creator does not claim fitment on 1997–2001 Cherokees.

Replacement clip that stows the hood support rod on a 1989 Cherokee XJ.

Oval firewall grommet for the 4.0L engine-control harness in 1984–1996 Cherokee XJ and Comanche MJ vehicles. Print in a suitable flexible, heat-resistant material.

Solid replacement cap for the engine-bay relay cover used on 1984–1996 Cherokee XJ and Comanche MJ vehicles. Use a high-temperature material.

Purpose-built wrench for removing a seized Cherokee XJ fuel-pump retaining ring without striking the ring with a hammer and screwdriver.

Hand tool for releasing the fuel-line quick connector on a 2005 Cherokee KJ or Liberty KJ.

Service funnel sized for the 19 mm automatic-transmission fill tube on a Grand Cherokee ZJ. Small sealing rings are included in the printed geometry.

Socket tool for removing the lower outer headlight adjuster on 1993–1998 Grand Cherokee ZJ assemblies.

Socket-style service wrench for the 74.5 mm, 14-flute oil-filter housing used by the 2007–2008 Grand Cherokee WK and WH with the 3.0L CRD diesel engine. The creator designed it from measured filter geometry and documented a physical test print.

Reinforced hand wrench for removing and installing the H11 headlight bulb in a 2015 Grand Cherokee WK2's confined lamp housing. The selected version is the physically tested hand-tool geometry; the source warns that the bulb turns only one quarter turn.

Two-piece snap-together breather vent for the hose ends on CJ-7 front and rear axles or the transfer case. The creator made it as a direct replacement and documents the assembled vent and installed hose fit.

Replacement key/tool for operating the Jeep Renegade MySky removable roof panel. Minor filing may be needed to tune the fit for a particular printer.