Tandem Axle 2" Slipper Hanger Kit with Greaseable Equalizer Bolts
A complete hanger and equalizer hardware kit for compatible tandem-axle trailer suspension systems using 2-inch-wide slipper springs and 12-inch equalizers.
Key Measurements & Specs
| Specification | Detail |
|---|---|
| SKU | BAK-1 |
| Product Type | Tandem-axle slipper hanger and equalizer kit |
| Spring Style | Slipper spring |
| Spring Width | 2 inches |
| Equalizer Size | 12 inches long × 3.78 inches wide |
| Quantity Included | One tandem-axle suspension kit |
Fitment / Application
| Category | Details |
|---|---|
| Trailer Configuration | Tandem axle |
| Suspension Type | Slipper-spring suspension |
| Primary Fit | Compatible systems using 2-inch-wide slipper springs and 12-inch equalizers |
| Fitment Method | Match the spring width, equalizer dimensions, hanger dimensions and mounting arrangement |
| Important Note | Verify all suspension measurements and hanger locations before ordering or installation. |
Top Features
| Feature | Buyer Benefit |
|---|---|
| Complete Hanger Set | Includes front, center and rear hangers for a tandem-axle installation. |
| Greaseable Bolts | Allows lubricant to be applied at the equalizer pivot points. |
| 12-Inch Equalizers | Provides the specified equalizer size for matching slipper-spring systems. |
| Matched Hardware | Includes the listed equalizer and fastening hardware required by this kit. |
Overview
The BAK-1 is a tandem-axle slipper-spring suspension kit assembled for compatible trailer applications using 2-inch-wide slipper springs. It combines front, center and rear hangers with two 12-inch equalizers, greaseable equalizer bolts and the corresponding fastening hardware in one coordinated kit.
R&P Service Insight
Slipper-spring suspension components must be matched by their measurements and mounting arrangement—not by appearance alone.
- Measure First: Confirm the spring width and equalizer length before ordering.
- Check the Layout: Compare the front, center and rear hanger arrangement with the existing suspension.
- Plan the Installation: Confirm hanger placement and alignment before permanently mounting the components.
R&P Knowledge Hub
Compatibility: Intended for compatible tandem-axle trailer suspension systems using 2-inch-wide slipper springs and 12-inch equalizers.
System Fit: This kit supplies the hanger, equalizer and pivot hardware for a two-axle slipper-spring suspension arrangement.
Installation Notes: Verify the spring width, equalizer dimensions, hanger dimensions, axle spacing and mounting locations before beginning installation.
Performance Insight: Greaseable equalizer bolts provide an accessible lubrication point at the center equalizer pivots.
Brand & Fitment Note
Selling Brand: R&P Carriages
Kit Reference: BAK-1
What This Means: This listing is for one R&P Carriages tandem-axle slipper hanger and equalizer kit assembled from the listed suspension components.
Before Ordering: Match the spring width, equalizer size, hanger measurements and complete suspension arrangement with your trailer.
R&P Repair Insight
When replacing an existing hanger and equalizer system, inspect the surrounding suspension before installation. Worn springs, elongated mounting holes or an incorrect hanger layout can affect fit and suspension movement.
- Spring Check: Confirm that the trailer uses 2-inch-wide slipper springs.
- Equalizer Check: Compare the existing equalizer with the stated 12-inch × 3.78-inch dimensions.
- Hanger Check: Verify the hanger heights, widths and placement against the trailer before mounting.
Features
Tandem-Axle Configuration
Provides matching suspension components for one compatible two-axle slipper-spring arrangement.
Greaseable Equalizer Pivots
Two 7/8-inch greaseable bolts provide lubrication access at the equalizer center pivots.
12-Inch Slipper Equalizers
Includes two equalizers measuring 12 inches long by 3.78 inches wide.
Coordinated Installation Hardware
Includes the bolts, lock nuts and cotter pins specified for this hanger and equalizer kit.
Included Components
| Quantity | Included Item |
|---|---|
| 2 | Front slipper-spring hangers (H-4.375F) |
| 2 | Center slipper-spring hangers (H-4.5-SQ4) |
| 2 | Rear slipper-spring hangers (HG-15854-R) |
| 2 | 12-inch × 3.78-inch slipper equalizers (EQ-12) |
| 2 | 7/8-inch greaseable equalizer bolts (007-001-01) |
| 2 | 7/8-inch lock nuts (006-111-00) |
| 2 | Cotter pins (165649) |
| 8 | 9/16-inch × 3-1/2-inch suspension bolts (91635B) |
| 8 | 9/16-inch lock nuts (SB-LN-9) |
