1985 Toyota Van Rear Suspension Parts: What You Need to Know

The 1985 Toyota Van, often called the “Toyota Van” or “T-Van,” remains a beloved classic among mini van enthusiasts. Its rear suspension is critical for load-carrying comfort and stability. Over time, leaf springs sag, shocks lose their damping, and bushings crack. This guide breaks down the essential parts you’ll need to rebuild or upgrade the rear suspension, helping you make informed choices for your 1985 Toyota Van.

Common Rear Suspension Issues in the 1985 Toyota Van

Sagging Leaf Springs

Leaf springs support the van’s weight and absorb road impact. On a 1985 model, decades of use often cause the springs to lose arch, leading to a saggy rear end. Symptoms include uneven tire wear, bottoming out over bumps, and poor handling. Replacing the leaf spring assembly is the only fix.

Worn Shock Absorbers

Shocks control oscillation. Worn shocks allow excessive bounce, reduce tire contact, and can cause sway. On the 1985 Toyota Van, rear shocks are relatively easy to replace and make a big difference in ride quality.

Deteriorated Bushings

Bushings at the spring eyes, shackles, and shock mounts soften vibration. Old rubber bushings crack and compress, introducing play and noise. Polyurethane replacements offer longer life and firmer feel.

Key Rear Suspension Parts for the 1985 Toyota Van

Leaf Springs

The 1985 Toyota Van uses a multi-leaf rear spring pack. Options include:

• OEM replacement: Direct fit, same load capacity, and ride height. Best for stock restoration.
• Heavy-duty aftermarket: Extra leaf for increased load capacity—ideal if you carry gear or tow.
• Remanufactured springs: Economical but quality varies. Look for shot-peened and re-arched sets.

Shock Absorbers

Rear shocks for the 1985 Toyota Van:

• Standard hydraulic: Budget-friendly, adequate for mild driving.
• Gas-charged: Better damping and fade resistance; recommended for daily use.
• Air shocks: Adjustable pressure for variable loads, but require airline installation.

Shackles and U-Bolts

Shackles connect the rear of the leaf spring to the frame. They wear at the bushings. U-bolts hold the spring to the axle. Always replace U-bolts when changing springs—they stretch and weaken. Use grade-8 hardware for safety.

Bushings and Hardware

Bushing kits include spring eye, shackle, and sometimes frame mount bushings. Polyurethane kits (e.g., Energy Suspension) are popular for longevity. Replace all hardware (nuts, bolts, washers) as corrosion is common.

Coil Springs (if applicable)

The 1985 Toyota Van has leaf springs in the rear as standard. However, some owners perform coil spring conversions for a smoother ride. That’s a major modification requiring custom brackets and engineering; this article focuses on the standard leaf setup.

Choosing Between OEM and Aftermarket Parts

OEM Parts

Original Toyota parts ensure exact fit and factory ride quality. They are pricier and may be discontinued for some components. Check dealer availability before ordering.

Aftermarket Options

Brands like Moog, Monroe, Duralast, and Skyjacker offer direct-fit replacements. Aftermarket shocks often surpass OEM performance. For leaf springs, aftermarket suppliers (e.g., General Spring, Deaver) provide custom options. Read specifications carefully—load ratings and arch height vary.

Installation Tips for Rear Suspension Parts

Safety Precautions

• Work on level ground. Use jack stands—never rely on a floor jack.
• Support the axle before removing springs to prevent drivetrain stress.
• Wear eye protection and gloves; springs are under tension.

Required Tools

• Floor jack and jack stands
• Wrenches, sockets (10mm to 21mm typically)
• Torque wrench
• Spring compressors (if removing old springs)
• Penetrating oil for rusted bolts

Step-by-Step Basics

1. Safely lift the rear of the van and support the frame on jack stands. Let the axle hang.
2. Remove the wheel and tire on the side you’re working on.
3. Unbolt the shock absorber from the lower mount and axle pad (if present).
4. Support the axle with a separate jack or stand.
5. Remove the U-bolts and lower the axle slightly to free the leaf spring.
6. Unbolt the spring eye at the front and shackle at the rear. Mark or photograph positions.
7. Install new spring starting with front eye, then rear shackle. Tighten to spec.
8. Reinstall U-bolts with new nuts; torque in a star pattern.
9. Reattach shock absorber and tighten.
10. Repeat on the other side.
11. Lower the van and torque all fasteners at ride height.

Always consult a factory service manual for exact torque values and procedures.

Final Recommendation

For most 1985 Toyota Van owners, replacing both rear leaf springs with quality aftermarket units and pairing them with new gas-charged shocks yields the best balance of cost and performance. Always replace U-bolts and bushings at the same time—it saves labor and ensures safety. If you carry heavy loads frequently, opt for heavy-duty springs. Stick with OEM if originality matters; otherwise, aftermarket components from reputable brands offer reliable alternatives. Take the time to properly torque every bolt and test drive carefully before loading up your van.

Restoring your 1985 Toyota Van’s rear suspension not only improves ride and handling but also extends the life of tires and other chassis components. With the right parts and a weekend’s work, you can bring that classic T-Van back to its comfortable, dependable self.