# S-Series with 31 Spline Trac Lock The Strange S-Series is cast from premium nodular iron and manufactured by Strange Engineering in the USA. The S-case is machined to exacting tolerances and features a radial rib design for superior rigidity, allowing for quiet street operation and longevity. All of our center sections are ready to install and are shipped with a free transport case. These kits feature: Strange Nodular Iron S-Series Case (made in USA) Innovative Radial Rib Design Premium Re-Enforced Nodular Iron Caps Iron Daytona Style Pinion Support (same support used by the majority of NASCAR teams) Large 1350 Series Pinion Yoke 31-Spline Trac Lock Differential Timken Bearings and National Seals Ideal for Street Applications Free 2-Piece Transport Case

**Manufacturer:** Strange Engineering  
**MPN:** `PJ9ST31S411`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Strange Engineering |
| Manufacturer name | Strange Engineering |
| Manufacturer | Strange Engineering |
| CategoryL1 | Transmission & Drivetrain |
| CategoryL2 | 9'' Ford Center Section |
| CategoryL3 | Strange Engineering Complete 3rd Member (Ready-to-Install Assembly) |
| ShipDate | Ships |
| jsonUrlData | 2WuGw7nZMBIV |
| keywords | Strange Engineering PJ9ST31S411: S-Series with 31-Spline Trac Lock 4.11 Ratio - JEGS |
| moq | 1 |
| MPN | PJ9ST31S411 |
| multiple | 1 |
| qtyInStock | 2 |
| SKU | 873-PJ9ST31S411 |
| tierMinQty1 | 1 |
| tierPrice1 | 1609.99 |
| ASIN | B07762DXXK |
| AdultProduct | False |
| Amount | 1246.99 |
| Asin | B07762DXXK |
| Autographed | False |
| Brand | Strange Engineering |
| Bullet_point | 4.11 Ratio The Strange S-Series is cast from premium nodular iron and manufactured by Strange Engineering in the USA. The S-case is machined to exact tolerances and has a radial rib design for superio |
| ClassificationId | 15690151 |
| Currency | USD |
| CurrencyCode | USD |
| DisplayName | Categories |
| Height | 14.0, 14.00, 300, 75 |
| Identifier | 0679460109976, 679460109976 |
| IdentifierType | EAN, UPC |
| ItemClassification | BASE_PRODUCT |
| ItemName | Strange Engineering PJ9ST31S411 S-Series with 31-Spline Trac Lock |
| Item_name | Strange Engineering PJ9ST31S411 S-Series with 31-Spline Trac Lock |
| Item_package_quantity | 1 |
| Item_package_weight | 85.0 |
| Item_weight | 85.0 |
| Label | Strange Engineering |
| Length | 18.0, 18.00 |
| Link | https://m.media-amazon.com/images/I/41HhtF-DPIL._SL75_.jpg, https://m.media-amazon.com/images/I/41HhtF-DPIL.jpg |
| List_price | 1341.99 |
| Memorabilia | False |
| Oe_manufacturer | Strange Engineering |
| PackageQuantity | 1 |
| PartNumber | PJ9ST31S411 |
| Part_number | PJ9ST31S411 |
| ProductGroup | Automotive Parts and Accessories |
| ProductType | AUTO_PART |
| ProductTypeName | AUTO_PART |
| Product_description | S-Series with 31-Spline Trac Lock4.11 Ratio The Strange S-Series is cast from premium nodular iron and manufactured by Strange Engineering in the USA. The S-case is machined to exact tolerances and ha |
| Product_site_launch_date | 2015-05-18T23:41:07.302Z |
| Publisher | Strange Engineering |
| Registration_status | not_capable_emitting_rf_energy |
| Sku | PJ9ST31S411 |
| Studio | Strange Engineering |
| Title | Strange Engineering PJ9ST31S411 S-Series with 31-Spline Trac Lock |
| TradeInEligible | False |
| Type | ean, upc |
| URL | https://m.media-amazon.com/images/I/413G0WWms6L._SL75_.jpg |
| Unit | inches, pounds |
| Units | inches, pixels, pounds |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Jegs | 873-PJ9ST31S411 | 1609.99 | 1 | 2 | 1 |

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