Provided that your Toyota feels bouncy or sags in the back, you can smooth things out with the right coil springs. For a Sienna, try A-Premium rear coils (2004-2010 FWD) or ECCPP rear coils with higher load support. For a RAV4, MOOG 81749 helps stop drift and uneven tire wear. For a 4Runner (1996-2002), ECCPP rear coils add strength, while A-Premium options restore stock-height comfort, and there’s more you can release next.
| A-Premium Rear Coil Spring Set for Toyota Sienna 2004-2010 |
| Best OEM-Style Fit | Vehicle fit: Toyota Sienna 2004–2010 (FWD) | Install position: Rear left & right | Pieces included: 2-piece set | VIEW LATEST PRICE | Read Our Analysis |
| MOOG 81749 Coil Spring Set for Toyota RAV4 |
| Best for RAV4 | Vehicle fit: Toyota RAV4 2006–2018 | Install position: Not specified (fit-based) | Pieces included: Coil spring set | VIEW LATEST PRICE | Read Our Analysis |
| ECCPP Rear Coil Springs for Toyota 4Runner (2PCS) |
| Heavy-Duty Upgrade | Vehicle fit: Toyota 4Runner 1996–2002 | Install position: Rear left & right | Pieces included: 2-piece set | VIEW LATEST PRICE | Read Our Analysis |
| A-Premium Rear Coil Spring Set for Toyota 4Runner |
| Best Warranty Pick | Vehicle fit: Toyota 4Runner 1996–2002 | Install position: Rear left & right | Pieces included: 2-piece set | VIEW LATEST PRICE | Read Our Analysis |
| ECCPP Rear Coil Springs for Toyota Sienna (2PCS) |
| Best Load Support | Vehicle fit: Toyota Sienna 2004–2010 | Install position: Rear left & right | Pieces included: 2-piece set | VIEW LATEST PRICE | Read Our Analysis |
More Details on Our Top Picks
A-Premium Rear Coil Spring Set for Toyota Sienna 2004-2010
Should your Toyota Sienna start to feel bouncy, saggy in the back, or uneasy once you load groceries, kids, or luggage, the A-Premium Rear Coil Spring Set is designed for you. You get two rear springs for left and right sides, made to original equipment dimensions, so they fit like they should. It’s intended for 2004 to 2006 V6 3.3L and 2007 to 2010 V6 3.5L, FWD only. As you drive, you’ll notice steadier road holding and calmer handling. Painted for protection, it references 48231AE031 and more, and it’s backed with a one-year, unlimited-mileage guarantee.
- Vehicle fit:Toyota Sienna 2004–2010 (FWD)
- Install position:Rear left & right
- Pieces included:2-piece set
- OE fit:OE-dimension design
- Reference numbers:48231AE031, 4492522, 81411, SMS81411, SC20877
- Testing/finish:Painted finish
- Additional Feature:One-year unlimited-mileage guarantee
- Additional Feature:Optimized road holding
- Additional Feature:Painted exterior finish
MOOG 81749 Coil Spring Set for Toyota RAV4
Should your Toyota RAV4 feels bouncy, sits lower than it used to, or chews through tires faster than it should, the MOOG 81749 Coil Spring Set can feel like a fresh start for your suspension. It fits many RAV4 years from 2006 to 2018, but you’ll want to use Amazon Confirmed Fit and enter your exact year, engine, and trim to stay safe.
Once worn springs go, your alignment can drift and handling can get twitchy. These springs are load tested and built to ease stress on other parts, so you get steadier steering. Installation stays simple, with no tricky mods.
- Vehicle fit:Toyota RAV4 2006–2018
- Install position:Not specified (fit-based)
- Pieces included:Coil spring set
- OE fit:OE-style replacement
- Reference numbers:Not listed
- Testing/finish:100% load tested
- Additional Feature:100% load tested
- Additional Feature:Like-new steering feel
- Additional Feature:Reduces component stress
ECCPP Rear Coil Springs for Toyota 4Runner (2PCS)
Once your 1996 to 2002 Toyota 4Runner starts to sag in the back, the ECCPP Rear Coil Springs (2PCS) can feel like a fresh start for your ride. You get two rear springs that match the stock fit for Base, Limited, and SR5. So the install feels straightforward, not like a puzzle.
Next, you’ll notice how the quality steel and smooth, rust-protected finish help you trust them for daily miles. ECCPP builds them to store more energy and carry more load, with about 50% more load capacity. That means steadier handling, firmer braking, and calmer steering whenever you’re loaded up.
- Vehicle fit:Toyota 4Runner 1996–2002
- Install position:Rear left & right
- Pieces included:2-piece set
- OE fit:Direct-fit replacement
- Reference numbers:81043, 4823135140, 4823135190, 4823135200, 4823135250
- Testing/finish:Rust-protected finish
- Additional Feature:Rust-protected finish
- Additional Feature:50% added load
- Additional Feature:Quality steel construction
A-Premium Rear Coil Spring Set for Toyota 4Runner
Your 1996 to 2002 Toyota 4Runner deserves rear springs that feel like a steady backbone, not a weak link. The A-Premium rear coil spring set gives you two matched springs for the rear left and right, so your truck sits even and feels surefooted.
Because they’re built to original equipment dimensions, you won’t fight the fit. You’ll get steadier road holding whenever you’re hauling gear, carrying friends, or hitting rough pavement. Should your old springs sag, squeak, or bottom out, this set brings back that calm, planted ride. Use references 81043, 4823135140, 4823135190, 4823135200, 4823135250. A-Premium backs you with a one-year unlimited-mileage guarantee.
- Vehicle fit:Toyota 4Runner 1996–2002
- Install position:Rear left & right
- Pieces included:2-piece set
- OE fit:OE-dimension design
- Reference numbers:81043, 4823135140, 4823135190, 4823135200, 4823135250
- Testing/finish:Not specified
- Additional Feature:One-year unlimited-mileage guarantee
- Additional Feature:Optimized road holding
- Additional Feature:Replaces worn springs
ECCPP Rear Coil Springs for Toyota Sienna (2PCS)
ECCPP’s 2PCS rear coil spring set fits Toyota Sienna vans from 2004 to 2010, so it’s a smart pick in case you want a direct-fit rear suspension fix that doesn’t turn into a guessing game. You can also match it to key reference numbers like 48231AE031, 4492522, 81411, SMS81411, and SC20877.
Next, you’ll feel the difference in how your van carries weight. ECCPP uses durable materials and modern tech, so the springs store energy smoothly and help your rear end stay steady. You get up to 50% more load support, which can improve ride feel, balance, and braking confidence.
- Vehicle fit:Toyota Sienna 2004–2010
- Install position:Rear left & right
- Pieces included:2-piece set
- OE fit:Direct-fit replacement
- Reference numbers:48231AE031, 4492522, 81411, SMS81411, SC20877
- Testing/finish:Not specified
- Additional Feature:50% added load
- Additional Feature:Improves braking performance
- Additional Feature:Fine-tuned energy storage
Factors to Consider When Choosing Suspension Coil Springs for Toyota**
Before you buy Toyota suspension coil springs, you’ll want to match them to your exact vehicle fitment and trim, because a small mismatch can cause big headaches. Next, you should choose a load capacity, spring rate, and ride feel that fits how you drive, so you don’t end up with a bouncy commute or a stiff, teeth-rattling ride. Then, you’ll want strong materials with solid corrosion protection, plus warranty and return terms you can trust, so you feel covered in case the springs aren’t the right fit.
Vehicle Fitment And Trim
How do you make sure a new set of suspension coil springs actually fits your Toyota and doesn’t leave you with a sagging rear end or a harsh, bouncy ride? Start with the basics: match the exact year, make, model, and trim. Even small changes, like engine size or body style, can change what fits.
Next, double check trim level suspension details. Some trims use different mounts or rates, so compare OEM or reference part numbers, not just the model name. Then confirm your drivetrain, because rear springs can differ for FWD versus AWD. Also watch position. Some springs are built for rear left or rear right to keep balance steady. Finally, use a trusted fitment tool and enter full vehicle details, so you don’t guess.
Load Capacity Requirements
Although coil springs look like simple metal loops, their load capacity can make or break the way your Toyota feels on the road. You need springs that hold your Toyota’s weight plus what you actually carry, like friends, tools, or a weekend haul. Whenever load capacity is too low, the rear can sag, steering can feel vague, and stability can slip right at the moment you need it most.
Spring Rate And Ride
Load capacity keeps your Toyota sitting at the right height, but spring rate decides how it feels every time the suspension moves. Spring rate is the spring’s stiffness, so it controls how much the coils compress and how much road feel reaches you.
When you choose a higher rate, your Toyota stays flatter in turns, feels steadier at speed, and reacts quicker to steering. The tradeoff is a firmer ride, because bumps and potholes send more shock into the cabin. With a lower rate, the ride feels calmer and more forgiving, but you might notice extra body roll, nose plunge, and less crisp control.
Next, match the rate to your exact model and suspension design so alignment, travel, and grip remain safe.
Material And Corrosion Protection
Since your Toyota’s springs sit low and take a constant beating from water, grit, and road salt, the material and corrosion protection matter just as much as the spring’s size. You’ll want high quality steel alloys because they handle heavy loads, flex the right way, and keep their shape once the road gets rough. With modern forming methods, the coils store energy smoothly, so bumps feel less harsh and your ride stays steady.
Next, look closely at the outer finish, because bare steel rusts fast. Choose springs with tough paint or powder coating, plus real anti corrosion treatment. That shield blocks moisture and salt, slows metal breakdown, and helps prevent premature sagging or cracking. At the time you verify both strong steel and solid coating, you protect comfort and safety every day.
Warranty And Return Terms
In case you’re spending money on new Toyota coil springs, the warranty and return terms matter because they protect you in the event something feels off after the install. Look for at least a one year warranty with unlimited mileage, so you’re covered even in the event you drive a lot. Most warranties cover factory defects and how the spring performs, but they usually won’t cover damage from a bad install or rough misuse, so use a trusted shop.
Next, check the return window. Many sellers give you 30 days to return or exchange, which feels like a safety net in case the ride isn’t right. Read the claim steps, ask about restocking fees, and confirm your legal right to withdraw online.
