2026 Acura RDX Engine Parts

This table covers the front and rear seals that keep oil in at the crankshaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

This group shows a single part: FEL-PRO BS40535.

This table covers the mounts that hold the engine to the chassis. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes. Read more

This group shows a single part: ANCHOR 10278.

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

33 Oil parts for the 2026 Acura RDX come from 4 brands — LIQUI MOLY, VALVOLINE, MOBIL and 1 other brand. The "Popular" part is LIQUI MOLY 2208. They are grouped as Full Synthetic and High Mileage (>75,000 Miles), with Full Synthetic the largest group at 26 parts from LIQUI MOLY, VALVOLINE, MOBIL and 1 other brand.

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

10 Oil Filter parts for the 2026 Acura RDX come from 8 brands — BOSCH, WIX, FVP and 5 other brands. The "Popular" part is WIX 57356XP.

The Economy section lists 3 options from BOSCH, FVP and PRO-TEC — the catalog's value-priced group. BOSCH 72226WS is listed in this group.

The High Performance / Heavy Duty section lists 2 options from WIX and MOBIL — grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. WIX 57356XP is listed in this group.

In the Standard Replacement grade, WIX, BECK/ARNLEY, BOSCH and 2 other brands supply 5 parts: built to original-equipment specification. A representative part number is WIX 57356.

This table covers the oil pans that hold the engine's oil sump. Read more

One part is listed for the 2026 Acura RDX — SPECTRA PREMIUM HOP44A.

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

This group shows a single part: MELLING BT7057.

This table covers the Torque Strut mounts. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes. Read more

ANCHOR supplies both parts for the 2026 Acura RDX.

This group includes ANCHOR 10277 and ANCHOR 10261.

This table covers the gaskets that seal the valve cover to the cylinder head. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

This group shows a single part: FEL-PRO VS50975R.