2026 Toyota 4RUNNER Engine Parts

This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable. Read more

25 Oil parts for the 2026 Toyota 4RUNNER come from 4 brands — VALVOLINE, MOBIL, LIQUI MOLY and 1 other brand. The "Popular" part is LIQUI MOLY 2208. Every part fits both the 2.4L L4 ELECTRIC/GAS Turbocharged and the 2.4L L4 Turbocharged.

The Full Synthetic section lists 18 options from VALVOLINE, LIQUI MOLY, MOBIL and 1 other brand — full-synthetic oils. LIQUI MOLY 2208 is listed in this group.

In the High Mileage (>75,000 Miles) grade, VALVOLINE and MOBIL supply 7 parts: oils grouped for high-mileage engines. A representative part number is MOBIL 125203.

This table covers the drain plugs in the oil pan. Read more

This group shows a single part: REIN HWU0112.

This table covers the caps on the oil filler neck. Read more

2 Oil Filler Cap parts for the 2026 Toyota 4RUNNER come from 2 brands — GATES and MOTORAD. 1 part fits every engine; the other 1 is engine-specific.

Part numbers include GATES 31285 and MOTORAD MO155.

This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive. Read more

13 Oil Filter parts for the 2026 Toyota 4RUNNER come from 10 brands — VARIOUS MFR, BOSCH, FRAM and 7 other brands. The "Popular" part is VARIOUS MFR PG4476. Every part fits both the 2.4L L4 ELECTRIC/GAS Turbocharged and the 2.4L L4 Turbocharged.

The Economy section lists 6 options from VARIOUS MFR, BOSCH, FRAM and 2 other brands — the catalog's value-priced group. VARIOUS MFR PG4476 is listed in this group.

The High Performance / Heavy Duty section lists 1 option from MOBIL — grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. MOBIL M1103A is listed in this group.

In the Standard Replacement grade, ACDELCO, BECK/ARNLEY, BOSCH and 2 other brands supply 5 parts: built to original-equipment specification. A representative part number is ACDELCO PF1233.

1 further part sits outside the graded sections, with the same engine-level match.

This table covers the chains that drive the oil pump. Read more

One part is listed for the 2026 Toyota 4RUNNER — S.A. GEAR C1273.

This table covers the Oil Pump sprockets. Read more

One part is listed for the 2026 Toyota 4RUNNER — S.A. GEAR S1581.

This table covers the timing chains that keep the cams in time with the crank. Read more

2 Timing Chain parts are listed for the 2026 Toyota 4RUNNER, from MELLING and S.A. GEAR. All of them fit every engine offered in the 2026 4RUNNER.

Part numbers include MELLING 1109 and S.A. GEAR C1272.

This table covers kits that group a timing chain with the related tensioners and guides. Read more

3 Timing Chain & Component Kit parts for the 2026 Toyota 4RUNNER come from 2 brands — S.A. GEAR and MELLING. Every part fits both the 2.4L L4 ELECTRIC/GAS Turbocharged and the 2.4L L4 Turbocharged.

The Economy section: 2 options from S.A. GEAR. S.A. GEAR 76492S is listed in this group.

Standard Replacement: 1 part, from MELLING. A representative part number is MELLING 31109SAX.

Listed part numbers: S.A. GEAR 76492S, S.A. GEAR 76492 and MELLING 31109SAX.

This table covers the guides and dampers that keep the timing chain on its path. Read more

5 Timing Chain Guide / Damper parts are listed for the 2026 Toyota 4RUNNER, from MELLING and S.A. GEAR. All of them fit every engine offered in the 2026 4RUNNER.

Part numbers include MELLING BG7070, MELLING BG7071 and MELLING BT7088, among others listed above.

This table covers the tensioners that keep the timing chain taut. Typical signs include belt flutter, a chirp that returns after a new belt, or an arm that no longer damps. Replace the tensioner with the belt at higher mileage. Read more

2 Timing Chain Tensioner parts for the 2026 Toyota 4RUNNER come from 2 brands — MELLING and S.A. GEAR. Every part fits both the 2.4L L4 ELECTRIC/GAS Turbocharged and the 2.4L L4 Turbocharged.

This group includes MELLING BT7089 and S.A. GEAR 91482.

This table covers the crankshaft sprockets that drive the timing chain or belt. Read more

2 Timing Crank Sprocket parts for the 2026 Toyota 4RUNNER come from S.A. GEAR. Every part fits both the 2.4L L4 ELECTRIC/GAS Turbocharged and the 2.4L L4 Turbocharged.

Listed part numbers: S.A. GEAR S1579 and S.A. GEAR S1580.