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  1. Home
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  3. Toughdog Front Ralph 53mm Bore Shocks 79 Series Dual Cab Landcruiser
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Toughdog Front Ralph 53mm Bore Shocks - Toyota 79 Series Dual Cab Landcruiser

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$630.00
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SKU: 9478
Toughdog

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Description

The Toughdog Front Ralph 53mm Bore Shocks are precision-engineered for the 79 Series Dual Cab Landcruiser, delivering superior damping control and ride comfort across Australia's toughest terrain. Featuring a robust 53mm bore design with multi-stage valving, these premium shock absorbers provide exceptional durability for heavy payloads, caravan towing, and extended touring while maintaining excellent on-road manners. Backed by Toughdog's industry-leading warranty and Australian engineering heritage, these shocks are in stock now with fast Australia-wide dispatch.

Browse all compatible suspension parts for your Front Ralph 53Mm Bore Shocks 79 Series using our parts finder.

Kit Includes

  • 2 x Toughdog Front Ralph 53mm Bore Shock Absorbers
  • Premium nitro gas charged monotube design
  • Multi-stage velocity-sensitive valving
  • High-quality seals and dust boots included
  • Complete mounting hardware and bushes
  • Comprehensive fitting instructions
  • Note: Designed for front axle installation only - rear shocks sold separately

Features

Key Features & Performance Benefits

  • 53mm Large Bore Design: Increased piston surface area delivers superior oil displacement and heat dissipation, essential for heavy-duty touring and constant load applications
  • Multi-Stage Velocity-Sensitive Valving: Progressive damping adjusts automatically to road conditions, providing comfortable highway cruising and controlled compression during harsh off-road impacts
  • Nitro Gas Charged Technology: Pressurised nitrogen prevents cavitation and fade during extended corrugations, maintaining consistent performance across Australia's demanding outback tracks
  • Heavy-Duty Construction: Precision-machined components with premium rod coatings resist stone chips, corrosion and wear from saltwater, mud and extreme Australian conditions
  • Enhanced Payload Capacity: Engineered to handle the 79 Series Dual Cab's heavy front-end bias when loaded with bullbars, winches, and touring accessories without bottoming out
  • Towing Stability: Firmer damping control reduces front-end dive under braking and improves steering precision when towing caravans, trailers or heavy equipment
  • Australian Engineered & Tested: Developed and proven across thousands of outback kilometres including Simpson Desert crossings, Cape York expeditions and heavy commercial use
  • Direct OEM Replacement: Bolt-in fitment using factory mounting points with no modifications required, pairs perfectly with upgraded leaf springs for complete suspension transformation
  • Extended Service Life: High-pressure seals and precision machining deliver 80,000+ kilometre service intervals, reducing maintenance costs for fleet operators and touring enthusiasts

Vehicle Compatibility & Fitment

Make Model Series Body Type Years
Toyota Landcruiser 79 Series Dual Cab 1999-Current

Not sure if this fits your vehicle? Contact our suspension experts or browse all suspension parts for the 79 Series Landcruiser using our parts finder tool.

Spring Rate Selection Guide

When upgrading your 79 Series suspension, pairing these front shocks with appropriately rated springs is critical for optimal performance. Calculate your constant front-end accessory weight including steel bullbar, winch, auxiliary batteries, long-range fuel tanks, roof racks, and communication equipment. Most touring and commercial 79 Series Dual Cabs carry 150-250kg of permanent front accessories, requiring medium to heavy-duty spring rates to maintain correct ride height and prevent shock bottoming. These Ralph 53mm shocks are valved to complement a wide range of spring rates while delivering controlled damping across varying load conditions.

Installation & Setup

Professional installation by a qualified 4WD suspension specialist is strongly recommended for the 79 Series Landcruiser due to the vehicle's solid front axle configuration and heavy component weight. Wheel alignment must be performed immediately after installation to ensure correct caster and camber angles, preventing premature tyre wear and maintaining steering stability. Allow a 500km break-in period for seals and bushings to seat properly, during which ride quality will gradually improve. For vehicles running larger tyres or heavy bull bars, consider upgrading to premium steering dampers to eliminate front-end wobble and improve steering precision on corrugated surfaces.

Why Choose Toughdog?

Toughdog has earned its reputation as Australia's number one suspension brand through decades of engineering excellence, real-world outback testing, and unwavering commitment to quality. Every Toughdog shock is designed specifically for Australian conditions and backed by comprehensive warranty protection, giving touring families, tradies, and mining operators complete confidence in the harshest environments. Trusted by commercial fleets, emergency services, and serious four-wheel drive enthusiasts nationwide, the full Toughdog suspension range delivers proven reliability when failure is not an option.

Who Is This For?

These Ralph 53mm front shocks are ideal for 79 Series Dual Cab owners who demand maximum durability and load-carrying capability, including mine site workers, station operators, caravan tourers, and trade professionals running constant heavy payloads. If you regularly tow caravans, trailers or equipment exceeding 2500kg, or carry permanent front-end accessories like winches and steel bars, these shocks deliver the damping control and fade resistance essential for safe, controlled driving. For those carrying extreme variable loads in the tray, consider supplementing with airbag suspension for infinitely adjustable rear support and level towing stance.

Your Toughdog Front Ralph 53mm Bore Shocks are available now with Australian stock ready for immediate dispatch to all states and territories. Our suspension specialists are available to answer technical questions, confirm fitment, and recommend complementary upgrades including springs, bushes and steering components. Transform your 79 Series Dual Cab's ride quality, load capacity and durability with proven Australian engineering - browse our full lift kit range or contact our team today for expert advice on your suspension upgrade.

Specification

  • SKU:9478
  • Brand:Toughdog
  • Shipping Weight:10.0000kg
  • 317

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FAQs

These Toughdog Front Ralph 53mm Bore Shocks are specifically engineered for Toyota 79 Series Dual Cab Landcruiser models from 1999 to current production. They are designed as direct OEM replacements using factory mounting points and require no modifications for installation. The front-specific valving is calibrated for the 79 Series Dual Cab's solid front axle configuration and typical front-end weight distribution. If you're unsure about your exact model year or have made significant modifications to your vehicle, please contact our team to confirm correct fitment before ordering.

These are replacement shock absorbers designed to control suspension movement and damping - they do not provide lift height on their own. Lift height is determined by your springs, and these shocks feature extended travel to accommodate raised spring configurations. These Ralph 53mm shocks are compatible with standard height through to 2-3 inch lifted 79 Series setups when paired with appropriately rated coil or leaf springs. The extended compression and rebound travel ensures full suspension articulation without bottoming out or topping out across the complete range of lift heights.

This purchase includes a pair (2 units) of Toughdog Front Ralph 53mm Bore Shock Absorbers complete with mounting hardware, bushings, and dust boots required for installation on the front axle. Each shock features premium nitro gas charging, multi-stage velocity-sensitive valving, and high-quality seals for extended service life. Comprehensive fitting instructions are included to guide professional installation. Please note these are front shocks only - rear shock absorbers, springs, and other suspension components are sold separately and can be found in our online catalogue.

Absolutely - these Ralph 53mm bore shocks are specifically designed for heavy-duty applications including caravan towing, trailer work, and constant heavy payloads. The large 53mm bore provides increased oil volume and piston surface area for superior heat dissipation during extended highway towing, preventing fade and maintaining consistent damping performance. The firmer valving reduces front-end dive under braking and improves steering stability when towing loads up to the 79 Series' maximum tow capacity. For optimal towing performance, ensure you've also upgraded to appropriately rated front springs to support your specific front-end accessory weight.

Control arm upgrades are not mandatory when installing these replacement shocks on a 79 Series Dual Cab, as the solid front axle configuration uses different suspension geometry than independent front suspension systems. However, if your vehicle has worn radius arm bushings or panhard rod bushings, this is an ideal time to replace them for maximum performance benefit. Upgraded heavy-duty bushings can reduce axle movement, eliminate steering wander, and improve overall suspension control. Our team can recommend appropriate bushing upgrades and complementary steering components to maximise your suspension investment.

Yes, a full four-wheel alignment is mandatory after installing any suspension components on your 79 Series Landcruiser to ensure correct caster, camber, and toe settings. While replacing shocks typically has minimal impact on alignment angles compared to spring or control arm changes, the installation process may slightly shift components or reveal existing alignment issues. Proper alignment prevents premature and uneven tyre wear, eliminates steering pull, and ensures optimal handling characteristics. Most reputable suspension installers include alignment checks as standard practice, and we strongly recommend using a facility experienced with solid-axle 4WD vehicles for best results.

These Toughdog Ralph 53mm shocks feature multi-stage velocity-sensitive valving that's compatible with a wide range of spring rates, from near-standard through to heavy-duty configurations. The progressive damping automatically adjusts to spring movement, providing appropriate control whether you're running light touring springs or heavy commercial-rated springs for constant maximum payload. When selecting spring rates, calculate your permanent front-end accessory weight (bullbar, winch, batteries, etc.) and choose springs rated 20-30% above that constant weight for optimal performance. Our suspension specialists can recommend the ideal spring and shock combination for your specific 79 Series usage and load requirements.

These shocks are compatible with lifted 79 Series configurations up to 2-3 inches, which typically accommodates 35-inch tyres with minimal trimming depending on wheel offset and specific lift kit used. However, the shocks themselves don't determine tyre clearance - this is controlled by your lift height (springs), body lift if fitted, and wheel/tyre combination. The 79 Series Dual Cab's solid front axle design provides excellent clearance, but bullbar design, scrub radius, and suspension compression travel all affect clearance during full articulation. For specific tyre fitment advice for your intended wheel and lift combination, please contact our team with your complete build specifications.

Toughdog backs these Ralph 53mm Front Shocks with their comprehensive manufacturer's warranty covering defects in materials and workmanship under normal use conditions. The warranty duration and specific terms are outlined in the documentation included with your shocks and cover manufacturing defects, seal failures, and component breakdown under standard operating conditions. The warranty does not cover damage from accidents, incorrect installation, modifications, or use beyond the product's design specifications. Keep your proof of purchase and installation records to validate warranty claims. For complete warranty terms or to process a warranty claim, please contact our customer service team.

Yes, these Toughdog Ralph shocks deliver an excellent balance between load-carrying capability and on-road comfort suitable for daily driving, highway commuting, and long-distance touring. The multi-stage velocity-sensitive valving provides compliant damping over small bumps and road imperfections while firming up progressively for larger impacts and heavy loads. While they're firmer than standard passenger car shocks due to the 79 Series' commercial vehicle platform and typical heavy accessories, they avoid the harsh ride quality of budget heavy-duty shocks. Most owners report improved comfort and control compared to worn factory shocks, with excellent highway stability at speed and reduced body roll through corners.

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