Subtotal:$0.00
AISIN CRT-121 - Clutch Slave Cylinder
Product Overview
The AISIN CRT-121 Clutch Slave Cylinder is designed to provide reliable hydraulic activation for your vehicle's clutch system. Manufactured to meet OE specifications, this clutch slave cylinder ensures optimum performance and fitment for compatible models. AISIN is a trusted brand in the automotive industry, known for its commitment to quality and innovation. This part is compatible with various Toyota models, offering peace of mind and durability. Choose AISIN CRT-121 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This AISIN CRT-121 is equivalent to or replaces the following part numbers: 31470-35180, 3147035180, 31470-35181, 3147035181, CRT121, CRT-121, SC142931, SH6316, 072-9566, 0729566, CS650100, S1675, 1575-256001, 1575256001.
Vehicle Compatibility
- Toyota Tundra 2005-2006 4.0 V6
- Toyota Tacoma 2005-2015 4.0 V6
This also fits other applications. Please use the vehicle selector tool to verify fitment.
Why Choose Newparts.com?
- Trusted by DIYers and pros for over 15 years
- Over 20 million auto parts shipped
- Top brands at the best prices online
- Exclusive Kits That Fitâ„¢ - complete repair solutions with no guesswork
- Fast, reliable shipping from our U.S. warehouses
Frequently Asked Questions
What is the function of the AISIN CRT-121 Clutch Slave Cylinder?
The AISIN CRT-121 Clutch Slave Cylinder is responsible for engaging and disengaging the clutch in your vehicle, ensuring smooth shifting and optimal performance.
What vehicles are compatible with the CRT-121?
The CRT-121 is compatible with the Toyota Tundra (2005-2006) and Tacoma (2005-2015) equipped with a 4.0 V6 engine.
What are the common symptoms of a failing clutch slave cylinder?
Common symptoms include difficulty shifting gears, a spongy or soft clutch pedal, and fluid leaks around the transmission area. If you suspect issues, consider replacing it with AISIN CRT-121.
Are there any diagnostic trouble codes associated with the clutch slave cylinder?
While there are no specific DTCs for the clutch slave cylinder alone, issues with clutch operation could trigger codes related to transmission performance. Ensure you monitor for any error codes if you experience shifting problems.
How can I ensure I am purchasing the correct part?
To ensure you are purchasing the correct part, verify that your vehicle's make, model, and year match those listed for AISIN CRT-121. Order AISIN CRT-121 today for a factory-correct replacement that restores safety and performance.
- BrandAISIN
- ManufacturerAISIN
- MPNCRT-121
- FeaturesBore Diameter : 0.89
Grade Type : Regular
Inlet Diameter : 0.39
Material : Cast Iron
Mounting Hole Quantity : 3
Mounting Type : Bolt-On
Pre-Filled Fluid : No
Push Rod Included : yes
Seal Type : rubber
Stud End Thread Diameter : 0.39 - OE Part Numbers31470-35180, 3147035180, 31470-35181, 3147035181
- Cross Reference NumbersCRT121, CRT-121, SC142931, SH6316, 072-9566, 0729566, CS650100, S1675, 1575-256001, 1575256001
- Part TypeClutch Slave Cylinder
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2007 | Toyota | Tacoma | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2007 | Toyota | Tacoma | Pre Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2007 | Toyota | Tacoma | X-Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2008 | Toyota | Tacoma | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2008 | Toyota | Tacoma | Pre Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2008 | Toyota | Tacoma | X-Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2006 | Toyota | Tundra | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2006 | Toyota | Tundra | SR5 (4.0 V6 GAS) | Transmission Control: Manual |
| 2006 | Toyota | Tacoma | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2006 | Toyota | Tacoma | Pre Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2006 | Toyota | Tacoma | X-Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2005 | Toyota | Tacoma | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2005 | Toyota | Tacoma | Pre Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2005 | Toyota | Tacoma | X-Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2005 | Toyota | Tundra | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2005 | Toyota | Tundra | SR5 (4.0 V6 GAS) | Transmission Control: Manual |
| 2009 | Toyota | Tacoma | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2009 | Toyota | Tacoma | Pre Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2009 | Toyota | Tacoma | X-Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2011 | Toyota | Tacoma | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2011 | Toyota | Tacoma | Pre Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2011 | Toyota | Tacoma | X-Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2010 | Toyota | Tacoma | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2010 | Toyota | Tacoma | Pre Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2010 | Toyota | Tacoma | X-Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2012 | Toyota | Tacoma | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2012 | Toyota | Tacoma | Pre Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2012 | Toyota | Tacoma | X-Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2013 | Toyota | Tacoma | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2013 | Toyota | Tacoma | Pre Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2013 | Toyota | Tacoma | X-Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2014 | Toyota | Tacoma | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2014 | Toyota | Tacoma | Pre Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2015 | Toyota | Tacoma | Base (4.0 V6 GAS) | Transmission Control: Manual |
| 2015 | Toyota | Tacoma | Pre Runner (4.0 V6 GAS) | Transmission Control: Manual |
| 2015 | Toyota | Tacoma | TRD Pro (4.0 V6 GAS) | Transmission Control: Manual |
Warranty Overview
At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, use our Return Portal or contact support.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For full details, please see our complete Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.












