OE Quality
60-Day Returns
MahlePart #: 42001CP

Mahle 42001CP Engine Piston Ring Set
⚙️ 26 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$98.26Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Toyota, 4Runner, T100, Tacoma, and Tundra
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Engine Piston Ring Set options
Mahle 42001CP Engine Piston Ring Set
| Brand | Mahle |
| Part Number | 42001CP |
| Bore Diameter (in) | 3.6811 |
| Item Grade | Premium |
| Oil Ring Assembly Material | Stainless steel |
| Oil Ring Assembly Thickness (Axial Height) | 0.1575 in |
| Piston Ring Face Coating | Chrome |
| Piston Ring Oversize | Standard |
| Second Ring Material | Cast iron |
| Second Ring Thickness (Axial Height) | 0.0587 in |
| Size | Shallow groove |
| Top Ring Material | Ductile iron |
| Top Ring Thickness (Axial Height) | 0.0587 in |
This part fits 26 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Toyota | Tacoma | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 2004 | Toyota | Tundra | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 2003 | Toyota | Tacoma | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 2003 | Toyota | Tundra | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 2002 | Toyota | 4Runner | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 2002 | Toyota | Tacoma | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 2002 | Toyota | Tundra | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 2001 | Toyota | 4Runner | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 2001 | Toyota | Tacoma | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 2001 | Toyota | Tundra | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 2000 | Toyota | 4Runner | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 2000 | Toyota | Tacoma | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 2000 | Toyota | Tundra | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1999 | Toyota | 4Runner | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1999 | Toyota | Tacoma | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1998 | Toyota | 4Runner | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1998 | Toyota | T100 | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1998 | Toyota | Tacoma | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1997 | Toyota | 4Runner | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1997 | Toyota | T100 | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1997 | Toyota | Tacoma | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1996 | Toyota | 4Runner | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1996 | Toyota | T100 | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1996 | Toyota | Tacoma | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1995 | Toyota | T100 | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
| 1995 | Toyota | Tacoma | 3.4L | V6 | N/A | Size Standard; Material Grade Premium; Material UCR-Ductile Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-4.0mm; Ring Type UCR:RF-18U; LCR:RBT-10; OCR: SS-50; Shallow Groove |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
2C4911
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.