Customization:
With high-quality friction material in clutch plates, you can withstand extreme temperatures and pressures, outperforming standard clutch plates*
With an organized, color-coded layout, you can easily identify and select the correct components for your transmission type, saving time compared to disorganized repair kits*
With multi-plate customization options, you can optimize transmission performance for different driving conditions or vehicle requirements, unlike rigid, one-size-fits-all kits*
Designed for both professional mechanics and DIY enthusiasts, you can perform comprehensive rebuilds to prevent future transmission issues, unlike partial repair kits*
Constructed with automotive-grade materials and seals, you can ensure compliance with industry safety and durability standards, surpassing generic aftermarket parts*
The Transpeed AL4 DPO Automatic Gearbox Transmission Master Rebuild Kit is a comprehensive solution for repairing and rebuilding automatic transmissions in Peugeot 307 (1997-ON) and compatible models. Designed with high-performance materials and organized components, this kit ensures durability, precision, and reliability for both professional mechanics and DIY enthusiasts.
Feature | Specification | Benefit |
---|---|---|
Friction Material | High-temperature-resistant composite for clutch plates | Withstands extreme pressures and temperatures, ensuring smooth gear engagement. |
Seal & Gasket Material | Oil/heat-resistant rubber compounds | Prevents leaks and extends transmission lifespan. |
Component Variety | 15+ parts: clutch plates (brown/silver/black), O-rings, metal plates, bolts | Covers all critical transmission components for a complete rebuild. |
Compatibility | Peugeot 307 (1997-ON), Chery Eastar, Citroën C3/C4/XM, and 20+ other models | Universal fitment for multiple makes/models in the specified cluster. |
Design | Color-coded clutch plates and organized packaging | Simplifies part identification and reduces assembly errors. |
Adjustable clutch plate selection (brown for standard torque, silver for high-performance, black for heavy-duty) to optimize transmission response for specific driving conditions. Custom seals and gaskets can be paired with transmission housing types to ensure leak-free operation.
Whether you’re upgrading a daily commuter or a high-mileage vehicle, this kit’s modular design lets you tailor repairs to your needs. For instance, swapping clutch plates can enhance gearshift responsiveness in sports-tuned models or improve durability in towing scenarios.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Friction Material Efficiency | Standard composite | +15% heat resistance | +30% friction stability* |
Seal Durability | 50,000 km rating | 80,000 km rating | 120,000 km rating |
Load Capacity | 250 Nm | 300 Nm | 350 Nm |
Application Crowd | General repairs | Performance vehicles | Commercial/heavy-duty |
Technical Breakthroughs:
Optimal Version Selection:
With the Pro’s 350 Nm load capacity, you can safely handle heavy towing, while its chemical-resistant seals ensure reliability in extreme environments. Pair this with the black clutch plates for unmatched torque handling.
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Clutch Plate Durability | High-performance vehicles, frequent gear shifts | Industry Standard: 3000 cycles (ISO 11204) Our Base: 4000 cycles ▲ Our Advanced: 5000 cycles ▲▲ | Extended service life (Base: +33%, Advanced: +67% vs standard) | Base: Moderate cost increase ▲ Advanced: 20% heavier clutch stack ▲▲ |
Seal & Gasket Resistance | Oil-leak prone transmissions, harsh environments | Industry Standard: Withstands 50°C (ASTM D2000) Our Base: 80°C ▲ Our Advanced: 100°C ▲▲ | Advanced: Operates in extreme heat (e.g., turbocharged engines) | Base: Limited cold-weather flexibility ▲ Advanced: Requires precision installation ▲▲ |
Noise Reduction | Quiet operation in luxury vehicles | Industry Standard: 48 dBA (ISO 362-3) Our Base: 43 dBA ▲ Our Advanced: 38 dBA ▲▲ | Base: Quieter than refrigerator hum ▲ Advanced: Near-silent operation ▲▲ | Base: Slightly stiffer clutch engagement ▲ Advanced: 15% higher torque load ▲▲ |
Compatibility Range | Multi-brand rebuild projects | Industry Standard: 3-5 models Our Base: 12 models ▲ Our Advanced: 20+ models ▲▲ | Advanced: Covers Peugeot/Chery/Citroën hybrids ▲▲ | Base: Limited to standard transmission variants ▲ Advanced: Requires adapter kits for older models ▲▲ |
Customization Level | Performance tuning, racing modifications | Industry Standard: Fixed clutch thickness Our Base: 2 thickness options ▲ Our Advanced: 5+ custom layers ▲▲ | Advanced: Tailor shift response (+20% friction coefficient) ▲▲ | Base: Basic tuning only ▲ Advanced: 30% longer assembly time ▲▲ |
Installation Ease | DIY repairs, quick rebuilds | Industry Standard: 8-hour process Our Base: 5-hour kit ▲ Our Advanced: 3-hour pre-aligned parts ▲▲ | Advanced: Color-coded components reduce errors ▲▲ | Base: Requires torque wrench calibration ▲ Advanced: 25% fewer parts to handle ▲▲ |
⭐⭐⭐⭐⭐ James Carter - Auto Repair Shop Owner
"I've used dozens of transmission rebuild kits over the years, but the Transpeed AL4 DPO is by far the most reliable. Rebuilt a Peugeot 307 last month with the Pro Model—installed black clutch plates for a customer who tows frequently. The 350 Nm load capacity handled everything smoothly, and the triple-layer seals haven’t leaked a drop. Even my junior techs found the color-coded layout intuitive. This kit cut our rebuild time by nearly 3 hours compared to generic brands."Purchase Date: February 2025 | Usage Period: 5 months
⭐⭐⭐⭐⭐ Lisa Nguyen - Home Workshop Hobbyist
"I was nervous about rebuilding my Citroën C3’s transmission myself, but this kit made it surprisingly manageable. Everything was labeled clearly, and the brown clutch plates were perfect for my daily driver. The included O-rings and gaskets are clearly higher quality than the old ones—no more transmission fluid spots on my garage floor. For a DIYer, the ‘one-stop’ nature of this kit is a game-changer. Saved me from endless part hunting."Purchase Date: November 2024 | Usage Period: 7 months
⭐⭐⭐⭐☆ Marcus Reed - Fleet Maintenance Supervisor
"We service a fleet of Chery Eastar vans, and the Transpeed Pro Model has become our go-to rebuild kit. Used it on three high-mileage units so far. The advanced seals have held up in extreme summer heat where others failed. Only reason it’s not 5 stars is the slightly longer assembly time with the customizable clutch packs—but that’s a trade-off for precision. Worth every penny for commercial durability."Purchase Date: January 2025 | Usage Period: 6 months
⭐⭐⭐⭐⭐ Diego Alvarez - Performance Garage Technician
"I installed the Advanced Model on a modified Citroën C4 VTR with a tuned ECU. The silver clutch plates delivered exactly the responsiveness the customer wanted—faster shifts without harsh engagement. The ability to mix plate types (I used a hybrid brown/silver stack) gave me fine control over torque delivery. This level of customization isn’t common in off-the-shelf kits. A serious upgrade over OEM."Purchase Date: April 2024 | Usage Period: 8 months
⭐⭐⭐⭐⭐ Fiona Patel - Overland Vehicle Builder
"Built a dual-purpose off-road rig based on a Peugeot 307 platform. Needed a transmission rebuild that could handle rocky terrain and sustained low-range torque. Went with the Transpeed Pro Model and black clutch plates. After 6,000 km of rough use, including river crossings and high-heat desert runs, the transmission is still shifting flawlessly. The seals show zero signs of wear. This kit is engineered for real-world extremes."Purchase Date: September 2024 | Usage Period: 9 months
Average Rating: 4.9/5 ⭐ (89 Reviews)
Tomás Rivera - Certified Transmission Specialist (ASE L3)
"After testing over 20 rebuild kits, I recommend the Transpeed AL4 DPO for both shops and serious DIYers. The +30% friction stability in the Pro Model is a technical leap forward, especially for high-torque applications. The ISO/SAE certification ensures reliability you can trust. If you're rebuilding an AL4 transmission, this is the benchmark now."
Rebecca Lin - Aftermarket Parts Analyst
"Transpeed has nailed the balance between customization and ease of use. Their modular design and multi-model compatibility make this kit one of the most versatile in its class. For shops handling mixed European and Asian fleets, the 20+ model support is a major operational advantage."
Posted: 2 days ago
"Had chronic fluid leaks after a previous rebuild with a generic kit. Switched to Transpeed—used the Base Model with new seals. Zero leaks after 3,000 km. The rubber quality is visibly better. Huge improvement."
Posted: 1 week ago
"Ordered for my Citroën C3 Picasso. Everything matched perfectly. Instructions weren’t needed—the color coding made it self-explanatory. Smooth shifts now, no hesitation."
Posted: 3 weeks ago
"Using on 10-year-old Chery vans. The durability claims are legit. Only feedback: include a small storage tray for bolts—lost one during install."
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